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Finding the Third Proportional to 1,868.06 and 4,394.25

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Solution

The third proportional to 1,868.06 and 4,394.25 is: 10,336.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868.06 : 4,394.25 = 4,394.25 : x
  2. Step 2: Convert to fraction form
    1,868.06/4,394.25 = 4,394.25/x
  3. Step 3: Cross multiply
    1,868.06x = 4,394.25 × 4,394.25
  4. Step 4: Simplify right side
    1,868.06x = 19,309,433.06
  5. Step 5: Solve for x
    x = 19,309,433.06/1,868.06
  6. Step 6: Final answer
    x = 10,336.61

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.