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Finding the Third Proportional to 6,697.69 and 9,684.56

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Solution

The third proportional to 6,697.69 and 9,684.56 is: 14,003.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,697.69 : 9,684.56 = 9,684.56 : x
  2. Step 2: Convert to fraction form
    6,697.69/9,684.56 = 9,684.56/x
  3. Step 3: Cross multiply
    6,697.69x = 9,684.56 × 9,684.56
  4. Step 4: Simplify right side
    6,697.69x = 93,790,750.82
  5. Step 5: Solve for x
    x = 93,790,750.82/6,697.69
  6. Step 6: Final answer
    x = 14,003.45

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.