Home / 959.20-2,123.16

Finding the Third Proportional to 959.20 and 2,123.16

Calculator

Solution

The third proportional to 959.20 and 2,123.16 is: 4,699.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    959.20 : 2,123.16 = 2,123.16 : x
  2. Step 2: Convert to fraction form
    959.20/2,123.16 = 2,123.16/x
  3. Step 3: Cross multiply
    959.20x = 2,123.16 × 2,123.16
  4. Step 4: Simplify right side
    959.20x = 4,507,792.46
  5. Step 5: Solve for x
    x = 4,507,792.46/959.20
  6. Step 6: Final answer
    x = 4,699.52

Related Problems

Find third proportional to 479.60 and 1,061.58
Half scale
Find third proportional to 1,918.41 and 4,246.31
Double scale
Find third proportional to 961 and 2,128
Similar ratio
Find third proportional to 1,438.80 and 3,184.73
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.