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Finding the Third Proportional to 755.75 and 1,093

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Solution

The third proportional to 755.75 and 1,093 is: 1,580.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    755.75 : 1,093 = 1,093 : x
  2. Step 2: Convert to fraction form
    755.75/1,093 = 1,093/x
  3. Step 3: Cross multiply
    755.75x = 1,093 × 1,093
  4. Step 4: Simplify right side
    755.75x = 1,194,649
  5. Step 5: Solve for x
    x = 1,194,649/755.75
  6. Step 6: Final answer
    x = 1,580.75

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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.