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Finding the Third Proportional to 1,323 and 3,295.50

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Solution

The third proportional to 1,323 and 3,295.50 is: 8,208.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323 : 3,295.50 = 3,295.50 : x
  2. Step 2: Convert to fraction form
    1,323/3,295.50 = 3,295.50/x
  3. Step 3: Cross multiply
    1,323x = 3,295.50 × 3,295.50
  4. Step 4: Simplify right side
    1,323x = 10,860,320.25
  5. Step 5: Solve for x
    x = 10,860,320.25/1,323
  6. Step 6: Final answer
    x = 8,208.86

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Why These Related Problems?

These problems maintain the same ratio (2.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.