Home / 10,082.44-15,121.26-3,843.28

Finding the Fourth Proportional to 10,082.44, 15,121.26 and 3,843.28

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Solution

The fourth proportional to 10,082.44, 15,121.26 and 3,843.28 is: 5,764.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,082.44 : 15,121.26 = 3,843.28 : x
  2. Step 2: Convert to fraction form
    10,082.44/15,121.26 = 3,843.28/x
  3. Step 3: Cross multiply
    10,082.44x = 15,121.26 × 3,843.28
  4. Step 4: Simplify right side
    10,082.44x = 58,115,236.13
  5. Step 5: Solve for x
    x = 58,115,236.13/10,082.44
  6. Step 6: Final answer
    x = 5,764.01

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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.