Home / 3,542.44-5,313.66-1,687.92

Finding the Fourth Proportional to 3,542.44, 5,313.66 and 1,687.92

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Solution

The fourth proportional to 3,542.44, 5,313.66 and 1,687.92 is: 2,531.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542.44 : 5,313.66 = 1,687.92 : x
  2. Step 2: Convert to fraction form
    3,542.44/5,313.66 = 1,687.92/x
  3. Step 3: Cross multiply
    3,542.44x = 5,313.66 × 1,687.92
  4. Step 4: Simplify right side
    3,542.44x = 8,969,032.99
  5. Step 5: Solve for x
    x = 8,969,032.99/3,542.44
  6. Step 6: Final answer
    x = 2,531.88

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Similar ratio
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1.5x scale

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.