Home / 2,581.48-3,891.67-2,414.44

Finding the Fourth Proportional to 2,581.48, 3,891.67 and 2,414.44

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Solution

The fourth proportional to 2,581.48, 3,891.67 and 2,414.44 is: 3,639.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,581.48 : 3,891.67 = 2,414.44 : x
  2. Step 2: Convert to fraction form
    2,581.48/3,891.67 = 2,414.44/x
  3. Step 3: Cross multiply
    2,581.48x = 3,891.67 × 2,414.44
  4. Step 4: Simplify right side
    2,581.48x = 9,396,203.71
  5. Step 5: Solve for x
    x = 9,396,203.71/2,581.48
  6. Step 6: Final answer
    x = 3,639.85

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.