Home / 11,933.71-17,899.17-3,169.31

Finding the Fourth Proportional to 11,933.71, 17,899.17 and 3,169.31

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Solution

The fourth proportional to 11,933.71, 17,899.17 and 3,169.31 is: 4,753.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,933.71 : 17,899.17 = 3,169.31 : x
  2. Step 2: Convert to fraction form
    11,933.71/17,899.17 = 3,169.31/x
  3. Step 3: Cross multiply
    11,933.71x = 17,899.17 × 3,169.31
  4. Step 4: Simplify right side
    11,933.71x = 56,727,928.98
  5. Step 5: Solve for x
    x = 56,727,928.98/11,933.71
  6. Step 6: Final answer
    x = 4,753.59

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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.