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Finding the Third Proportional to 5,568 and 10,974

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Solution

The third proportional to 5,568 and 10,974 is: 21,628.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,568 : 10,974 = 10,974 : x
  2. Step 2: Convert to fraction form
    5,568/10,974 = 10,974/x
  3. Step 3: Cross multiply
    5,568x = 10,974 × 10,974
  4. Step 4: Simplify right side
    5,568x = 120,428,676
  5. Step 5: Solve for x
    x = 120,428,676/5,568
  6. Step 6: Final answer
    x = 21,628.71

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Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.