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Finding the Fourth Proportional to 9,304.92, 13,959.27 and 8,375.49

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Solution

The fourth proportional to 9,304.92, 13,959.27 and 8,375.49 is: 12,564.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,304.92 : 13,959.27 = 8,375.49 : x
  2. Step 2: Convert to fraction form
    9,304.92/13,959.27 = 8,375.49/x
  3. Step 3: Cross multiply
    9,304.92x = 13,959.27 × 8,375.49
  4. Step 4: Simplify right side
    9,304.92x = 116,915,726.29
  5. Step 5: Solve for x
    x = 116,915,726.29/9,304.92
  6. Step 6: Final answer
    x = 12,564.94

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1.5x scale

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.