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Finding the Fourth Proportional to 1,170.06, 1,753.92 and 737.52

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Solution

The fourth proportional to 1,170.06, 1,753.92 and 737.52 is: 1,105.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170.06 : 1,753.92 = 737.52 : x
  2. Step 2: Convert to fraction form
    1,170.06/1,753.92 = 737.52/x
  3. Step 3: Cross multiply
    1,170.06x = 1,753.92 × 737.52
  4. Step 4: Simplify right side
    1,170.06x = 1,293,551.08
  5. Step 5: Solve for x
    x = 1,293,551.08/1,170.06
  6. Step 6: Final answer
    x = 1,105.54

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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.