Home / 3,942.24-5,914.05-1,344.57

Finding the Fourth Proportional to 3,942.24, 5,914.05 and 1,344.57

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Solution

The fourth proportional to 3,942.24, 5,914.05 and 1,344.57 is: 2,017.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942.24 : 5,914.05 = 1,344.57 : x
  2. Step 2: Convert to fraction form
    3,942.24/5,914.05 = 1,344.57/x
  3. Step 3: Cross multiply
    3,942.24x = 5,914.05 × 1,344.57
  4. Step 4: Simplify right side
    3,942.24x = 7,951,854.21
  5. Step 5: Solve for x
    x = 7,951,854.21/3,942.24
  6. Step 6: Final answer
    x = 2,017.09

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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.