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Finding the Fourth Proportional to 1,250.41, 1,882.15 and 1,062.49

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Solution

The fourth proportional to 1,250.41, 1,882.15 and 1,062.49 is: 1,599.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250.41 : 1,882.15 = 1,062.49 : x
  2. Step 2: Convert to fraction form
    1,250.41/1,882.15 = 1,062.49/x
  3. Step 3: Cross multiply
    1,250.41x = 1,882.15 × 1,062.49
  4. Step 4: Simplify right side
    1,250.41x = 1,999,765.55
  5. Step 5: Solve for x
    x = 1,999,765.55/1,250.41
  6. Step 6: Final answer
    x = 1,599.29

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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.