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Finding the Fourth Proportional to 11,397.92, 17,096.90 and 4,734.32

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Solution

The fourth proportional to 11,397.92, 17,096.90 and 4,734.32 is: 7,101.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,397.92 : 17,096.90 = 4,734.32 : x
  2. Step 2: Convert to fraction form
    11,397.92/17,096.90 = 4,734.32/x
  3. Step 3: Cross multiply
    11,397.92x = 17,096.90 × 4,734.32
  4. Step 4: Simplify right side
    11,397.92x = 80,942,195.61
  5. Step 5: Solve for x
    x = 80,942,195.61/11,397.92
  6. Step 6: Final answer
    x = 7,101.49

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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.