Home / 5,414.40-8,124.48-2,294.88

Finding the Fourth Proportional to 5,414.40, 8,124.48 and 2,294.88

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Solution

The fourth proportional to 5,414.40, 8,124.48 and 2,294.88 is: 3,443.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414.40 : 8,124.48 = 2,294.88 : x
  2. Step 2: Convert to fraction form
    5,414.40/8,124.48 = 2,294.88/x
  3. Step 3: Cross multiply
    5,414.40x = 8,124.48 × 2,294.88
  4. Step 4: Simplify right side
    5,414.40x = 18,644,706.66
  5. Step 5: Solve for x
    x = 18,644,706.66/5,414.40
  6. Step 6: Final answer
    x = 3,443.54

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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.