Home / 4,311.52-5,949.20-2,542.88

Finding the Fourth Proportional to 4,311.52, 5,949.20 and 2,542.88

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Solution

The fourth proportional to 4,311.52, 5,949.20 and 2,542.88 is: 3,508.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,311.52 : 5,949.20 = 2,542.88 : x
  2. Step 2: Convert to fraction form
    4,311.52/5,949.20 = 2,542.88/x
  3. Step 3: Cross multiply
    4,311.52x = 5,949.20 × 2,542.88
  4. Step 4: Simplify right side
    4,311.52x = 15,128,101.70
  5. Step 5: Solve for x
    x = 15,128,101.70/4,311.52
  6. Step 6: Final answer
    x = 3,508.76

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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.