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Finding the Fourth Proportional to 9,375.57, 14,063.50 and 2,712.15

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Solution

The fourth proportional to 9,375.57, 14,063.50 and 2,712.15 is: 4,068.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,375.57 : 14,063.50 = 2,712.15 : x
  2. Step 2: Convert to fraction form
    9,375.57/14,063.50 = 2,712.15/x
  3. Step 3: Cross multiply
    9,375.57x = 14,063.50 × 2,712.15
  4. Step 4: Simplify right side
    9,375.57x = 38,142,321.53
  5. Step 5: Solve for x
    x = 38,142,321.53/9,375.57
  6. Step 6: Final answer
    x = 4,068.27

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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.