Home / 11,682.32-17,523.76-3,891.76

Finding the Fourth Proportional to 11,682.32, 17,523.76 and 3,891.76

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Solution

The fourth proportional to 11,682.32, 17,523.76 and 3,891.76 is: 5,837.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,682.32 : 17,523.76 = 3,891.76 : x
  2. Step 2: Convert to fraction form
    11,682.32/17,523.76 = 3,891.76/x
  3. Step 3: Cross multiply
    11,682.32x = 17,523.76 × 3,891.76
  4. Step 4: Simplify right side
    11,682.32x = 68,198,268.22
  5. Step 5: Solve for x
    x = 68,198,268.22/11,682.32
  6. Step 6: Final answer
    x = 5,837.73

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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.