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Finding the Fourth Proportional to 8,753.16, 13,126.50 and 3,754.92

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Solution

The fourth proportional to 8,753.16, 13,126.50 and 3,754.92 is: 5,630.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,753.16 : 13,126.50 = 3,754.92 : x
  2. Step 2: Convert to fraction form
    8,753.16/13,126.50 = 3,754.92/x
  3. Step 3: Cross multiply
    8,753.16x = 13,126.50 × 3,754.92
  4. Step 4: Simplify right side
    8,753.16x = 49,288,957.38
  5. Step 5: Solve for x
    x = 49,288,957.38/8,753.16
  6. Step 6: Final answer
    x = 5,630.99

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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.