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Finding the Third Proportional to 5,510.25 and 8,266.50

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Solution

The third proportional to 5,510.25 and 8,266.50 is: 12,401.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.25 : 8,266.50 = 8,266.50 : x
  2. Step 2: Convert to fraction form
    5,510.25/8,266.50 = 8,266.50/x
  3. Step 3: Cross multiply
    5,510.25x = 8,266.50 × 8,266.50
  4. Step 4: Simplify right side
    5,510.25x = 68,335,022.25
  5. Step 5: Solve for x
    x = 68,335,022.25/5,510.25
  6. Step 6: Final answer
    x = 12,401.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.