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Finding the Third Proportional to 3,798 and 9,045

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Solution

The third proportional to 3,798 and 9,045 is: 21,540.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,798 : 9,045 = 9,045 : x
  2. Step 2: Convert to fraction form
    3,798/9,045 = 9,045/x
  3. Step 3: Cross multiply
    3,798x = 9,045 × 9,045
  4. Step 4: Simplify right side
    3,798x = 81,812,025
  5. Step 5: Solve for x
    x = 81,812,025/3,798
  6. Step 6: Final answer
    x = 21,540.82

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Why These Related Problems?

These problems maintain the same ratio (2.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.