Home / 3,324.08-4,987.92-1,377.62

Finding the Fourth Proportional to 3,324.08, 4,987.92 and 1,377.62

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Solution

The fourth proportional to 3,324.08, 4,987.92 and 1,377.62 is: 2,067.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.08 : 4,987.92 = 1,377.62 : x
  2. Step 2: Convert to fraction form
    3,324.08/4,987.92 = 1,377.62/x
  3. Step 3: Cross multiply
    3,324.08x = 4,987.92 × 1,377.62
  4. Step 4: Simplify right side
    3,324.08x = 6,871,458.35
  5. Step 5: Solve for x
    x = 6,871,458.35/3,324.08
  6. Step 6: Final answer
    x = 2,067.18

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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.