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Finding the Third Proportional to 2,141.94 and 4,693.94

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Solution

The third proportional to 2,141.94 and 4,693.94 is: 10,286.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,141.94 : 4,693.94 = 4,693.94 : x
  2. Step 2: Convert to fraction form
    2,141.94/4,693.94 = 4,693.94/x
  3. Step 3: Cross multiply
    2,141.94x = 4,693.94 × 4,693.94
  4. Step 4: Simplify right side
    2,141.94x = 22,033,049.25
  5. Step 5: Solve for x
    x = 22,033,049.25/2,141.94
  6. Step 6: Final answer
    x = 10,286.50

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.