Home / 3,229.52-4,456.92-2,442.20

Finding the Fourth Proportional to 3,229.52, 4,456.92 and 2,442.20

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Solution

The fourth proportional to 3,229.52, 4,456.92 and 2,442.20 is: 3,370.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229.52 : 4,456.92 = 2,442.20 : x
  2. Step 2: Convert to fraction form
    3,229.52/4,456.92 = 2,442.20/x
  3. Step 3: Cross multiply
    3,229.52x = 4,456.92 × 2,442.20
  4. Step 4: Simplify right side
    3,229.52x = 10,884,690.02
  5. Step 5: Solve for x
    x = 10,884,690.02/3,229.52
  6. Step 6: Final answer
    x = 3,370.37

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Half scale
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Double scale
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Similar ratio
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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.