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Finding the Fourth Proportional to 3,982.74, 5,974.26 and 1,350.27

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Solution

The fourth proportional to 3,982.74, 5,974.26 and 1,350.27 is: 2,025.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982.74 : 5,974.26 = 1,350.27 : x
  2. Step 2: Convert to fraction form
    3,982.74/5,974.26 = 1,350.27/x
  3. Step 3: Cross multiply
    3,982.74x = 5,974.26 × 1,350.27
  4. Step 4: Simplify right side
    3,982.74x = 8,066,864.05
  5. Step 5: Solve for x
    x = 8,066,864.05/3,982.74
  6. Step 6: Final answer
    x = 2,025.46

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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.