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Finding the Third Proportional to 3,769.03 and 8,911.27

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Solution

The third proportional to 3,769.03 and 8,911.27 is: 21,069.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.03 : 8,911.27 = 8,911.27 : x
  2. Step 2: Convert to fraction form
    3,769.03/8,911.27 = 8,911.27/x
  3. Step 3: Cross multiply
    3,769.03x = 8,911.27 × 8,911.27
  4. Step 4: Simplify right side
    3,769.03x = 79,410,655.04
  5. Step 5: Solve for x
    x = 79,410,655.04/3,769.03
  6. Step 6: Final answer
    x = 21,069.25

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.