Home / 9,372.40-12,929.32-5,593.08

Finding the Fourth Proportional to 9,372.40, 12,929.32 and 5,593.08

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Solution

The fourth proportional to 9,372.40, 12,929.32 and 5,593.08 is: 7,715.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,372.40 : 12,929.32 = 5,593.08 : x
  2. Step 2: Convert to fraction form
    9,372.40/12,929.32 = 5,593.08/x
  3. Step 3: Cross multiply
    9,372.40x = 12,929.32 × 5,593.08
  4. Step 4: Simplify right side
    9,372.40x = 72,314,721.11
  5. Step 5: Solve for x
    x = 72,314,721.11/9,372.40
  6. Step 6: Final answer
    x = 7,715.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.