Home / 3,375.09-5,061.83-2,279.97

Finding the Fourth Proportional to 3,375.09, 5,061.83 and 2,279.97

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Solution

The fourth proportional to 3,375.09, 5,061.83 and 2,279.97 is: 3,419.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,375.09 : 5,061.83 = 2,279.97 : x
  2. Step 2: Convert to fraction form
    3,375.09/5,061.83 = 2,279.97/x
  3. Step 3: Cross multiply
    3,375.09x = 5,061.83 × 2,279.97
  4. Step 4: Simplify right side
    3,375.09x = 11,540,809.15
  5. Step 5: Solve for x
    x = 11,540,809.15/3,375.09
  6. Step 6: Final answer
    x = 3,419.41

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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.