UT

Proportion Calculator

Solve proportions and find the missing value.

Solve the proportion A / B = C / D. Leave one field empty to solve for it.

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Solving for D

D = 10

Cross Multiplication

3 x D = 6 x 5

Step-by-Step Solution
  1. 1.3 / 6 = 5 / D
  2. 2.Cross multiply: 3 x D = 6 x 5
  3. 3.3 x D = 30
  4. 4.D = 30 / 3
  5. 5.D = 10