Home / 11,963.28-17,944.92-3,755.28

Finding the Fourth Proportional to 11,963.28, 17,944.92 and 3,755.28

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Solution

The fourth proportional to 11,963.28, 17,944.92 and 3,755.28 is: 5,632.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,963.28 : 17,944.92 = 3,755.28 : x
  2. Step 2: Convert to fraction form
    11,963.28/17,944.92 = 3,755.28/x
  3. Step 3: Cross multiply
    11,963.28x = 17,944.92 × 3,755.28
  4. Step 4: Simplify right side
    11,963.28x = 67,388,199.18
  5. Step 5: Solve for x
    x = 67,388,199.18/11,963.28
  6. Step 6: Final answer
    x = 5,632.92

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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.