Updated May 21, 2026 · v1.0.1
Find the unknown value in a ratio or proportion with this calculator.
Proportion Calculator This tool helps you find the “x” or unknown value in a proportion between two ratios. It walks you through each labeled step, making it easier to understand how proportions work. You might also hear it called a "solving proportions calculator." Keep reading to learn more about proportions and how this tool can help! What are proportions? Proportions show a relationship between two ratios. Even though the ratios might look different, they are connected in a similar way. Proportions are used in many everyday situations. Knowing one ratio lets you figure out related values in other ratios — from baking recipes to advanced sciences. Example: Cooking shows often share ingredient lists for 2 - 3 servings. If you want to scale a recipe for more people, a proportion calculator can quickly help you find the right amount of each ingredient. Proportion solving steps: There’s no fixed formula for solving proportions — it's more about simple steps. For example, if you have two ratios: (a) 2:3 and (b) 7:x To find x: 1. Write both ratios as fractions. 2. Cross-multiply. 3. Isolate x and solve. You'll find the missing value easily! How to use the Proportion Solver: The app is built for maximum ease of use: - Enter your known values in the correct order. - The "X" will be calculated automatically for the last missing number! Features: Here’s why this tool stands out as one of the best proportion solvers: - Clean, simple design without unnecessary buttons or distractions. - Fast calculations to save you time. - Built-in number keyboard for easy input. - Auto calculation and flexibility in choosing any slot as the missing number!
0 years on Google Play
This app isn't currently appearing in any tracked top charts.