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Finding the Fourth Proportional to 8,932.62, 13,400.13 and 3,737.28

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Solution

The fourth proportional to 8,932.62, 13,400.13 and 3,737.28 is: 5,606.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,932.62 : 13,400.13 = 3,737.28 : x
  2. Step 2: Convert to fraction form
    8,932.62/13,400.13 = 3,737.28/x
  3. Step 3: Cross multiply
    8,932.62x = 13,400.13 × 3,737.28
  4. Step 4: Simplify right side
    8,932.62x = 50,080,037.85
  5. Step 5: Solve for x
    x = 50,080,037.85/8,932.62
  6. Step 6: Final answer
    x = 5,606.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.