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Finding the Third Proportional to 3,279 and 8,533.50

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Solution

The third proportional to 3,279 and 8,533.50 is: 22,208.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279 : 8,533.50 = 8,533.50 : x
  2. Step 2: Convert to fraction form
    3,279/8,533.50 = 8,533.50/x
  3. Step 3: Cross multiply
    3,279x = 8,533.50 × 8,533.50
  4. Step 4: Simplify right side
    3,279x = 72,820,622.25
  5. Step 5: Solve for x
    x = 72,820,622.25/3,279
  6. Step 6: Final answer
    x = 22,208.18

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Why These Related Problems?

These problems maintain the same ratio (2.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.