Home / 3,961.31-5,467.19-2,470.82

Finding the Fourth Proportional to 3,961.31, 5,467.19 and 2,470.82

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Solution

The fourth proportional to 3,961.31, 5,467.19 and 2,470.82 is: 3,410.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.31 : 5,467.19 = 2,470.82 : x
  2. Step 2: Convert to fraction form
    3,961.31/5,467.19 = 2,470.82/x
  3. Step 3: Cross multiply
    3,961.31x = 5,467.19 × 2,470.82
  4. Step 4: Simplify right side
    3,961.31x = 13,508,402.71
  5. Step 5: Solve for x
    x = 13,508,402.71/3,961.31
  6. Step 6: Final answer
    x = 3,410.09

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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.