# Ratio Calculator

## Calculator Use

Solve ratios or proportions for the missing value or evaluate ratios as **TRUE** or **FALSE**. Ratios and equivalent fractions in the form 2/4 = 6/12 can be entered as 2:4 = 6:12.

This ratio calculator will accept decimals.

## Ratio Calculator Uses and Formulas:

This calculator will solve ratios or proportions for the missing values or tell you if the ratio you entered is true or false.

Enter A and B to find C and D - will multiply each of A and B by 2 to create TRUE values for C and D.

Enter A, B and C to find D - will solve for D = C * (B/A)

Enter A, B and D to find C - will solve for C = D * (A/B)

Enter A, B, C and D to find whether the ratio you provide is TRUE or FALSE - will find the values of A/B and C/D and compare the results to evaluate TRUE or FALSE.

If you want to simplify a fraction use our simplification of fractions calculator.

**Cite this content, page or calculator as:**

Furey, Edward "Ratio Calculator"; from *http://www.calculatorsoup.com* - Online Calculator Resource.