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Finding the Fourth Proportional to 758.97, 1,130.61 and 736.02

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Solution

The fourth proportional to 758.97, 1,130.61 and 736.02 is: 1,096.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    758.97 : 1,130.61 = 736.02 : x
  2. Step 2: Convert to fraction form
    758.97/1,130.61 = 736.02/x
  3. Step 3: Cross multiply
    758.97x = 1,130.61 × 736.02
  4. Step 4: Simplify right side
    758.97x = 832,154.96
  5. Step 5: Solve for x
    x = 832,154.96/758.97
  6. Step 6: Final answer
    x = 1,096.43

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.