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Finding the Third Proportional to 8,356 and 9,764

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Solution

The third proportional to 8,356 and 9,764 is: 11,409.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,356 : 9,764 = 9,764 : x
  2. Step 2: Convert to fraction form
    8,356/9,764 = 9,764/x
  3. Step 3: Cross multiply
    8,356x = 9,764 × 9,764
  4. Step 4: Simplify right side
    8,356x = 95,335,696
  5. Step 5: Solve for x
    x = 95,335,696/8,356
  6. Step 6: Final answer
    x = 11,409.25

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Why These Related Problems?

These problems maintain the same ratio (1.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.