Home / 3,826.11-5,739.21-1,229.04

Finding the Fourth Proportional to 3,826.11, 5,739.21 and 1,229.04

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Solution

The fourth proportional to 3,826.11, 5,739.21 and 1,229.04 is: 1,843.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.11 : 5,739.21 = 1,229.04 : x
  2. Step 2: Convert to fraction form
    3,826.11/5,739.21 = 1,229.04/x
  3. Step 3: Cross multiply
    3,826.11x = 5,739.21 × 1,229.04
  4. Step 4: Simplify right side
    3,826.11x = 7,053,718.66
  5. Step 5: Solve for x
    x = 7,053,718.66/3,826.11
  6. Step 6: Final answer
    x = 1,843.57

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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.