Home / 4,127.22-6,183.88-2,663.28

Finding the Fourth Proportional to 4,127.22, 6,183.88 and 2,663.28

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Solution

The fourth proportional to 4,127.22, 6,183.88 and 2,663.28 is: 3,990.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.22 : 6,183.88 = 2,663.28 : x
  2. Step 2: Convert to fraction form
    4,127.22/6,183.88 = 2,663.28/x
  3. Step 3: Cross multiply
    4,127.22x = 6,183.88 × 2,663.28
  4. Step 4: Simplify right side
    4,127.22x = 16,469,397.27
  5. Step 5: Solve for x
    x = 16,469,397.27/4,127.22
  6. Step 6: Final answer
    x = 3,990.43

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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.