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Finding the Fourth Proportional to 8,593.47, 12,890.33 and 2,437.47

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Solution

The fourth proportional to 8,593.47, 12,890.33 and 2,437.47 is: 3,656.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,593.47 : 12,890.33 = 2,437.47 : x
  2. Step 2: Convert to fraction form
    8,593.47/12,890.33 = 2,437.47/x
  3. Step 3: Cross multiply
    8,593.47x = 12,890.33 × 2,437.47
  4. Step 4: Simplify right side
    8,593.47x = 31,419,780.48
  5. Step 5: Solve for x
    x = 31,419,780.48/8,593.47
  6. Step 6: Final answer
    x = 3,656.24

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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.