Home / 3,149.52-4,724.92-1,098.96

Finding the Fourth Proportional to 3,149.52, 4,724.92 and 1,098.96

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Solution

The fourth proportional to 3,149.52, 4,724.92 and 1,098.96 is: 1,648.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149.52 : 4,724.92 = 1,098.96 : x
  2. Step 2: Convert to fraction form
    3,149.52/4,724.92 = 1,098.96/x
  3. Step 3: Cross multiply
    3,149.52x = 4,724.92 × 1,098.96
  4. Step 4: Simplify right side
    3,149.52x = 5,192,498.08
  5. Step 5: Solve for x
    x = 5,192,498.08/3,149.52
  6. Step 6: Final answer
    x = 1,648.66

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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.