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Finding the Fourth Proportional to 9,000.96, 13,505.92 and 5,049.76

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Solution

The fourth proportional to 9,000.96, 13,505.92 and 5,049.76 is: 7,577.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,000.96 : 13,505.92 = 5,049.76 : x
  2. Step 2: Convert to fraction form
    9,000.96/13,505.92 = 5,049.76/x
  3. Step 3: Cross multiply
    9,000.96x = 13,505.92 × 5,049.76
  4. Step 4: Simplify right side
    9,000.96x = 68,201,654.58
  5. Step 5: Solve for x
    x = 68,201,654.58/9,000.96
  6. Step 6: Final answer
    x = 7,577.15

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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.