Home / 3,949.12-5,923.68-1,352.26

Finding the Fourth Proportional to 3,949.12, 5,923.68 and 1,352.26

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Solution

The fourth proportional to 3,949.12, 5,923.68 and 1,352.26 is: 2,028.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,949.12 : 5,923.68 = 1,352.26 : x
  2. Step 2: Convert to fraction form
    3,949.12/5,923.68 = 1,352.26/x
  3. Step 3: Cross multiply
    3,949.12x = 5,923.68 × 1,352.26
  4. Step 4: Simplify right side
    3,949.12x = 8,010,355.52
  5. Step 5: Solve for x
    x = 8,010,355.52/3,949.12
  6. Step 6: Final answer
    x = 2,028.39

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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.