Home / 11,791.26-17,693.79-4,400.82

Finding the Fourth Proportional to 11,791.26, 17,693.79 and 4,400.82

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Solution

The fourth proportional to 11,791.26, 17,693.79 and 4,400.82 is: 6,603.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,791.26 : 17,693.79 = 4,400.82 : x
  2. Step 2: Convert to fraction form
    11,791.26/17,693.79 = 4,400.82/x
  3. Step 3: Cross multiply
    11,791.26x = 17,693.79 × 4,400.82
  4. Step 4: Simplify right side
    11,791.26x = 77,867,184.91
  5. Step 5: Solve for x
    x = 77,867,184.91/11,791.26
  6. Step 6: Final answer
    x = 6,603.81

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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.