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Finding the Fourth Proportional to 10,049.92, 15,043.02 and 5,654.32

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Solution

The fourth proportional to 10,049.92, 15,043.02 and 5,654.32 is: 8,463.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,049.92 : 15,043.02 = 5,654.32 : x
  2. Step 2: Convert to fraction form
    10,049.92/15,043.02 = 5,654.32/x
  3. Step 3: Cross multiply
    10,049.92x = 15,043.02 × 5,654.32
  4. Step 4: Simplify right side
    10,049.92x = 85,058,048.85
  5. Step 5: Solve for x
    x = 85,058,048.85/10,049.92
  6. Step 6: Final answer
    x = 8,463.55

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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.