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Finding the Fourth Proportional to 8,397.60, 12,573.28 and 6,060

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Solution

The fourth proportional to 8,397.60, 12,573.28 and 6,060 is: 9,073.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397.60 : 12,573.28 = 6,060 : x
  2. Step 2: Convert to fraction form
    8,397.60/12,573.28 = 6,060/x
  3. Step 3: Cross multiply
    8,397.60x = 12,573.28 × 6,060
  4. Step 4: Simplify right side
    8,397.60x = 76,194,076.80
  5. Step 5: Solve for x
    x = 76,194,076.80/8,397.60
  6. Step 6: Final answer
    x = 9,073.32

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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.