Home / 3,961.38-5,467.92-2,283.91

Finding the Fourth Proportional to 3,961.38, 5,467.92 and 2,283.91

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Solution

The fourth proportional to 3,961.38, 5,467.92 and 2,283.91 is: 3,152.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.38 : 5,467.92 = 2,283.91 : x
  2. Step 2: Convert to fraction form
    3,961.38/5,467.92 = 2,283.91/x
  3. Step 3: Cross multiply
    3,961.38x = 5,467.92 × 2,283.91
  4. Step 4: Simplify right side
    3,961.38x = 12,488,211.10
  5. Step 5: Solve for x
    x = 12,488,211.10/3,961.38
  6. Step 6: Final answer
    x = 3,152.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.