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Finding the Fourth Proportional to 3,732.67, 5,598.39 and 1,135

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Solution

The fourth proportional to 3,732.67, 5,598.39 and 1,135 is: 1,702.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,732.67 : 5,598.39 = 1,135 : x
  2. Step 2: Convert to fraction form
    3,732.67/5,598.39 = 1,135/x
  3. Step 3: Cross multiply
    3,732.67x = 5,598.39 × 1,135
  4. Step 4: Simplify right side
    3,732.67x = 6,354,172.65
  5. Step 5: Solve for x
    x = 6,354,172.65/3,732.67
  6. Step 6: Final answer
    x = 1,702.31

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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.