Home / 2,249.04-3,374.85-862.47

Finding the Fourth Proportional to 2,249.04, 3,374.85 and 862.47

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Solution

The fourth proportional to 2,249.04, 3,374.85 and 862.47 is: 1,294.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249.04 : 3,374.85 = 862.47 : x
  2. Step 2: Convert to fraction form
    2,249.04/3,374.85 = 862.47/x
  3. Step 3: Cross multiply
    2,249.04x = 3,374.85 × 862.47
  4. Step 4: Simplify right side
    2,249.04x = 2,910,706.88
  5. Step 5: Solve for x
    x = 2,910,706.88/2,249.04
  6. Step 6: Final answer
    x = 1,294.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.