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Finding the Fourth Proportional to 4,498.28, 6,747.42 and 3,512.76

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Solution

The fourth proportional to 4,498.28, 6,747.42 and 3,512.76 is: 5,269.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,498.28 : 6,747.42 = 3,512.76 : x
  2. Step 2: Convert to fraction form
    4,498.28/6,747.42 = 3,512.76/x
  3. Step 3: Cross multiply
    4,498.28x = 6,747.42 × 3,512.76
  4. Step 4: Simplify right side
    4,498.28x = 23,702,067.08
  5. Step 5: Solve for x
    x = 23,702,067.08/4,498.28
  6. Step 6: Final answer
    x = 5,269.14

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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.