Home / 2,517.14-3,473.62-1,398.04

Finding the Fourth Proportional to 2,517.14, 3,473.62 and 1,398.04

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Solution

The fourth proportional to 2,517.14, 3,473.62 and 1,398.04 is: 1,929.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,517.14 : 3,473.62 = 1,398.04 : x
  2. Step 2: Convert to fraction form
    2,517.14/3,473.62 = 1,398.04/x
  3. Step 3: Cross multiply
    2,517.14x = 3,473.62 × 1,398.04
  4. Step 4: Simplify right side
    2,517.14x = 4,856,259.70
  5. Step 5: Solve for x
    x = 4,856,259.70/2,517.14
  6. Step 6: Final answer
    x = 1,929.28

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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.