Home / 4,099.88-6,149.82-2,712.95

Finding the Fourth Proportional to 4,099.88, 6,149.82 and 2,712.95

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Solution

The fourth proportional to 4,099.88, 6,149.82 and 2,712.95 is: 4,069.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,099.88 : 6,149.82 = 2,712.95 : x
  2. Step 2: Convert to fraction form
    4,099.88/6,149.82 = 2,712.95/x
  3. Step 3: Cross multiply
    4,099.88x = 6,149.82 × 2,712.95
  4. Step 4: Simplify right side
    4,099.88x = 16,684,154.17
  5. Step 5: Solve for x
    x = 16,684,154.17/4,099.88
  6. Step 6: Final answer
    x = 4,069.43

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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.