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Finding the Fourth Proportional to 737.39, 1,108.17 and 710.12

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Solution

The fourth proportional to 737.39, 1,108.17 and 710.12 is: 1,067.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.39 : 1,108.17 = 710.12 : x
  2. Step 2: Convert to fraction form
    737.39/1,108.17 = 710.12/x
  3. Step 3: Cross multiply
    737.39x = 1,108.17 × 710.12
  4. Step 4: Simplify right side
    737.39x = 786,933.68
  5. Step 5: Solve for x
    x = 786,933.68/737.39
  6. Step 6: Final answer
    x = 1,067.19

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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.