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Finding the Third Proportional to 1,634.25 and 3,376.50

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Solution

The third proportional to 1,634.25 and 3,376.50 is: 6,976.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634.25 : 3,376.50 = 3,376.50 : x
  2. Step 2: Convert to fraction form
    1,634.25/3,376.50 = 3,376.50/x
  3. Step 3: Cross multiply
    1,634.25x = 3,376.50 × 3,376.50
  4. Step 4: Simplify right side
    1,634.25x = 11,400,752.25
  5. Step 5: Solve for x
    x = 11,400,752.25/1,634.25
  6. Step 6: Final answer
    x = 6,976.14

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.