Home / 3,517.28-5,276.84-2,057.44

Finding the Fourth Proportional to 3,517.28, 5,276.84 and 2,057.44

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Solution

The fourth proportional to 3,517.28, 5,276.84 and 2,057.44 is: 3,086.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517.28 : 5,276.84 = 2,057.44 : x
  2. Step 2: Convert to fraction form
    3,517.28/5,276.84 = 2,057.44/x
  3. Step 3: Cross multiply
    3,517.28x = 5,276.84 × 2,057.44
  4. Step 4: Simplify right side
    3,517.28x = 10,856,781.69
  5. Step 5: Solve for x
    x = 10,856,781.69/3,517.28
  6. Step 6: Final answer
    x = 3,086.70

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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.