Home / 2,463.12-3,398.28-1,531.56

Finding the Fourth Proportional to 2,463.12, 3,398.28 and 1,531.56

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Solution

The fourth proportional to 2,463.12, 3,398.28 and 1,531.56 is: 2,113.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,463.12 : 3,398.28 = 1,531.56 : x
  2. Step 2: Convert to fraction form
    2,463.12/3,398.28 = 1,531.56/x
  3. Step 3: Cross multiply
    2,463.12x = 3,398.28 × 1,531.56
  4. Step 4: Simplify right side
    2,463.12x = 5,204,669.72
  5. Step 5: Solve for x
    x = 5,204,669.72/2,463.12
  6. Step 6: Final answer
    x = 2,113.04

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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.