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Finding the Fourth Proportional to 8,714.52, 13,073.92 and 2,558.52

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Solution

The fourth proportional to 8,714.52, 13,073.92 and 2,558.52 is: 3,838.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,714.52 : 13,073.92 = 2,558.52 : x
  2. Step 2: Convert to fraction form
    8,714.52/13,073.92 = 2,558.52/x
  3. Step 3: Cross multiply
    8,714.52x = 13,073.92 × 2,558.52
  4. Step 4: Simplify right side
    8,714.52x = 33,449,885.80
  5. Step 5: Solve for x
    x = 33,449,885.80/8,714.52
  6. Step 6: Final answer
    x = 3,838.41

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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.