Home / 3,884.25-5,362.44-2,974.04

Finding the Fourth Proportional to 3,884.25, 5,362.44 and 2,974.04

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Solution

The fourth proportional to 3,884.25, 5,362.44 and 2,974.04 is: 4,105.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,884.25 : 5,362.44 = 2,974.04 : x
  2. Step 2: Convert to fraction form
    3,884.25/5,362.44 = 2,974.04/x
  3. Step 3: Cross multiply
    3,884.25x = 5,362.44 × 2,974.04
  4. Step 4: Simplify right side
    3,884.25x = 15,948,084.25
  5. Step 5: Solve for x
    x = 15,948,084.25/3,884.25
  6. Step 6: Final answer
    x = 4,105.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.