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Finding the Third Proportional to 6,869 and 8,827

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Solution

The third proportional to 6,869 and 8,827 is: 11,343.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,869 : 8,827 = 8,827 : x
  2. Step 2: Convert to fraction form
    6,869/8,827 = 8,827/x
  3. Step 3: Cross multiply
    6,869x = 8,827 × 8,827
  4. Step 4: Simplify right side
    6,869x = 77,915,929
  5. Step 5: Solve for x
    x = 77,915,929/6,869
  6. Step 6: Final answer
    x = 11,343.13

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Why These Related Problems?

These problems maintain the same ratio (1.29) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.