Home / 3,826.24-5,743.68-1,519.36

Finding the Fourth Proportional to 3,826.24, 5,743.68 and 1,519.36

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Solution

The fourth proportional to 3,826.24, 5,743.68 and 1,519.36 is: 2,280.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.24 : 5,743.68 = 1,519.36 : x
  2. Step 2: Convert to fraction form
    3,826.24/5,743.68 = 1,519.36/x
  3. Step 3: Cross multiply
    3,826.24x = 5,743.68 × 1,519.36
  4. Step 4: Simplify right side
    3,826.24x = 8,726,717.64
  5. Step 5: Solve for x
    x = 8,726,717.64/3,826.24
  6. Step 6: Final answer
    x = 2,280.76

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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.