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Finding the Third Proportional to 1,207.97 and 1,944.84

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Solution

The third proportional to 1,207.97 and 1,944.84 is: 3,131.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207.97 : 1,944.84 = 1,944.84 : x
  2. Step 2: Convert to fraction form
    1,207.97/1,944.84 = 1,944.84/x
  3. Step 3: Cross multiply
    1,207.97x = 1,944.84 × 1,944.84
  4. Step 4: Simplify right side
    1,207.97x = 3,782,417.21
  5. Step 5: Solve for x
    x = 3,782,417.21/1,207.97
  6. Step 6: Final answer
    x = 3,131.22

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.