Home / 3,842.24-5,763.04-1,375.68

Finding the Fourth Proportional to 3,842.24, 5,763.04 and 1,375.68

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Solution

The fourth proportional to 3,842.24, 5,763.04 and 1,375.68 is: 2,063.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,842.24 : 5,763.04 = 1,375.68 : x
  2. Step 2: Convert to fraction form
    3,842.24/5,763.04 = 1,375.68/x
  3. Step 3: Cross multiply
    3,842.24x = 5,763.04 × 1,375.68
  4. Step 4: Simplify right side
    3,842.24x = 7,928,098.87
  5. Step 5: Solve for x
    x = 7,928,098.87/3,842.24
  6. Step 6: Final answer
    x = 2,063.41

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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.