About Proportion Calculator
The Proportion Calculator is used to solve proportion problems and find the missing value in a proportion.
A proportion is two ratios that have been set equal to each other, for example, 1/4 equals 2/8.
Solving a proportion means that you are missing one part of one of the fractions, and you need to find that missing value.
Please enter 3 numbers and leave one field blank, then click Calculate button.