Home / 11,345.76-16,982.13-6,067.56

Finding the Fourth Proportional to 11,345.76, 16,982.13 and 6,067.56

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Solution

The fourth proportional to 11,345.76, 16,982.13 and 6,067.56 is: 9,081.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,345.76 : 16,982.13 = 6,067.56 : x
  2. Step 2: Convert to fraction form
    11,345.76/16,982.13 = 6,067.56/x
  3. Step 3: Cross multiply
    11,345.76x = 16,982.13 × 6,067.56
  4. Step 4: Simplify right side
    11,345.76x = 103,040,092.70
  5. Step 5: Solve for x
    x = 103,040,092.70/11,345.76
  6. Step 6: Final answer
    x = 9,081.81

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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.