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Finding the Fourth Proportional to 8,248.91, 12,372.05 and 2,404.16

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Solution

The fourth proportional to 8,248.91, 12,372.05 and 2,404.16 is: 3,605.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,248.91 : 12,372.05 = 2,404.16 : x
  2. Step 2: Convert to fraction form
    8,248.91/12,372.05 = 2,404.16/x
  3. Step 3: Cross multiply
    8,248.91x = 12,372.05 × 2,404.16
  4. Step 4: Simplify right side
    8,248.91x = 29,744,325.87
  5. Step 5: Solve for x
    x = 29,744,325.87/8,248.91
  6. Step 6: Final answer
    x = 3,605.85

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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.