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Finding the Third Proportional to 2,759.25 and 6,507.75

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Solution

The third proportional to 2,759.25 and 6,507.75 is: 15,348.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,759.25 : 6,507.75 = 6,507.75 : x
  2. Step 2: Convert to fraction form
    2,759.25/6,507.75 = 6,507.75/x
  3. Step 3: Cross multiply
    2,759.25x = 6,507.75 × 6,507.75
  4. Step 4: Simplify right side
    2,759.25x = 42,350,810.06
  5. Step 5: Solve for x
    x = 42,350,810.06/2,759.25
  6. Step 6: Final answer
    x = 15,348.67

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.