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Finding the Fourth Proportional to 6,687.52, 9,232.62 and 4,452.52

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Solution

The fourth proportional to 6,687.52, 9,232.62 and 4,452.52 is: 6,147.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,687.52 : 9,232.62 = 4,452.52 : x
  2. Step 2: Convert to fraction form
    6,687.52/9,232.62 = 4,452.52/x
  3. Step 3: Cross multiply
    6,687.52x = 9,232.62 × 4,452.52
  4. Step 4: Simplify right side
    6,687.52x = 41,108,425.20
  5. Step 5: Solve for x
    x = 41,108,425.20/6,687.52
  6. Step 6: Final answer
    x = 6,147.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.