Home / 11,381.13-17,074.44-3,589.92

Finding the Fourth Proportional to 11,381.13, 17,074.44 and 3,589.92

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Solution

The fourth proportional to 11,381.13, 17,074.44 and 3,589.92 is: 5,385.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,381.13 : 17,074.44 = 3,589.92 : x
  2. Step 2: Convert to fraction form
    11,381.13/17,074.44 = 3,589.92/x
  3. Step 3: Cross multiply
    11,381.13x = 17,074.44 × 3,589.92
  4. Step 4: Simplify right side
    11,381.13x = 61,295,873.64
  5. Step 5: Solve for x
    x = 61,295,873.64/11,381.13
  6. Step 6: Final answer
    x = 5,385.75

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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.