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Finding the Third Proportional to 1,805.25 and 4,266.75

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Solution

The third proportional to 1,805.25 and 4,266.75 is: 10,084.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805.25 : 4,266.75 = 4,266.75 : x
  2. Step 2: Convert to fraction form
    1,805.25/4,266.75 = 4,266.75/x
  3. Step 3: Cross multiply
    1,805.25x = 4,266.75 × 4,266.75
  4. Step 4: Simplify right side
    1,805.25x = 18,205,155.56
  5. Step 5: Solve for x
    x = 18,205,155.56/1,805.25
  6. Step 6: Final answer
    x = 10,084.56

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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.