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Finding the Third Proportional to 2,745 and 3,097

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Solution

The third proportional to 2,745 and 3,097 is: 3,494.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,745 : 3,097 = 3,097 : x
  2. Step 2: Convert to fraction form
    2,745/3,097 = 3,097/x
  3. Step 3: Cross multiply
    2,745x = 3,097 × 3,097
  4. Step 4: Simplify right side
    2,745x = 9,591,409
  5. Step 5: Solve for x
    x = 9,591,409/2,745
  6. Step 6: Final answer
    x = 3,494.14

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Why These Related Problems?

These problems maintain the same ratio (1.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.