Home / 3,949.68-5,926.04-1,351.12

Finding the Fourth Proportional to 3,949.68, 5,926.04 and 1,351.12

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Solution

The fourth proportional to 3,949.68, 5,926.04 and 1,351.12 is: 2,027.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,949.68 : 5,926.04 = 1,351.12 : x
  2. Step 2: Convert to fraction form
    3,949.68/5,926.04 = 1,351.12/x
  3. Step 3: Cross multiply
    3,949.68x = 5,926.04 × 1,351.12
  4. Step 4: Simplify right side
    3,949.68x = 8,006,791.16
  5. Step 5: Solve for x
    x = 8,006,791.16/3,949.68
  6. Step 6: Final answer
    x = 2,027.20

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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.