Home / 3,517.32-5,276.34-1,543.13

Finding the Fourth Proportional to 3,517.32, 5,276.34 and 1,543.13

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Solution

The fourth proportional to 3,517.32, 5,276.34 and 1,543.13 is: 2,314.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517.32 : 5,276.34 = 1,543.13 : x
  2. Step 2: Convert to fraction form
    3,517.32/5,276.34 = 1,543.13/x
  3. Step 3: Cross multiply
    3,517.32x = 5,276.34 × 1,543.13
  4. Step 4: Simplify right side
    3,517.32x = 8,142,052.16
  5. Step 5: Solve for x
    x = 8,142,052.16/3,517.32
  6. Step 6: Final answer
    x = 2,314.85

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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.