Home / 3,982.74-5,976.17-2,226.66

Finding the Fourth Proportional to 3,982.74, 5,976.17 and 2,226.66

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Solution

The fourth proportional to 3,982.74, 5,976.17 and 2,226.66 is: 3,341.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982.74 : 5,976.17 = 2,226.66 : x
  2. Step 2: Convert to fraction form
    3,982.74/5,976.17 = 2,226.66/x
  3. Step 3: Cross multiply
    3,982.74x = 5,976.17 × 2,226.66
  4. Step 4: Simplify right side
    3,982.74x = 13,306,898.69
  5. Step 5: Solve for x
    x = 13,306,898.69/3,982.74
  6. Step 6: Final answer
    x = 3,341.14

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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.