Home / 3,828.26-5,742.38-2,529.42

Finding the Fourth Proportional to 3,828.26, 5,742.38 and 2,529.42

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Solution

The fourth proportional to 3,828.26, 5,742.38 and 2,529.42 is: 3,794.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828.26 : 5,742.38 = 2,529.42 : x
  2. Step 2: Convert to fraction form
    3,828.26/5,742.38 = 2,529.42/x
  3. Step 3: Cross multiply
    3,828.26x = 5,742.38 × 2,529.42
  4. Step 4: Simplify right side
    3,828.26x = 14,524,890.82
  5. Step 5: Solve for x
    x = 14,524,890.82/3,828.26
  6. Step 6: Final answer
    x = 3,794.12

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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.