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Finding the Fourth Proportional to 6,726.44, 9,279.78 and 4,241

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Solution

The fourth proportional to 6,726.44, 9,279.78 and 4,241 is: 5,850.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,726.44 : 9,279.78 = 4,241 : x
  2. Step 2: Convert to fraction form
    6,726.44/9,279.78 = 4,241/x
  3. Step 3: Cross multiply
    6,726.44x = 9,279.78 × 4,241
  4. Step 4: Simplify right side
    6,726.44x = 39,355,546.98
  5. Step 5: Solve for x
    x = 39,355,546.98/6,726.44
  6. Step 6: Final answer
    x = 5,850.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.