Home / 5,454.31-7,522.17-4,193.14

Finding the Fourth Proportional to 5,454.31, 7,522.17 and 4,193.14

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Solution

The fourth proportional to 5,454.31, 7,522.17 and 4,193.14 is: 5,782.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454.31 : 7,522.17 = 4,193.14 : x
  2. Step 2: Convert to fraction form
    5,454.31/7,522.17 = 4,193.14/x
  3. Step 3: Cross multiply
    5,454.31x = 7,522.17 × 4,193.14
  4. Step 4: Simplify right side
    5,454.31x = 31,541,511.91
  5. Step 5: Solve for x
    x = 31,541,511.91/5,454.31
  6. Step 6: Final answer
    x = 5,782.86

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Half scale
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Double scale
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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.