Home / 3,377.92-5,057.28-2,209.24

Finding the Fourth Proportional to 3,377.92, 5,057.28 and 2,209.24

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Solution

The fourth proportional to 3,377.92, 5,057.28 and 2,209.24 is: 3,307.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377.92 : 5,057.28 = 2,209.24 : x
  2. Step 2: Convert to fraction form
    3,377.92/5,057.28 = 2,209.24/x
  3. Step 3: Cross multiply
    3,377.92x = 5,057.28 × 2,209.24
  4. Step 4: Simplify right side
    3,377.92x = 11,172,745.27
  5. Step 5: Solve for x
    x = 11,172,745.27/3,377.92
  6. Step 6: Final answer
    x = 3,307.58

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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.