Home / 2,239.38-3,357.92-1,005.73

Finding the Fourth Proportional to 2,239.38, 3,357.92 and 1,005.73

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Solution

The fourth proportional to 2,239.38, 3,357.92 and 1,005.73 is: 1,508.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239.38 : 3,357.92 = 1,005.73 : x
  2. Step 2: Convert to fraction form
    2,239.38/3,357.92 = 1,005.73/x
  3. Step 3: Cross multiply
    2,239.38x = 3,357.92 × 1,005.73
  4. Step 4: Simplify right side
    2,239.38x = 3,377,147.46
  5. Step 5: Solve for x
    x = 3,377,147.46/2,239.38
  6. Step 6: Final answer
    x = 1,508.07

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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.