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Finding the Third Proportional to 3,260.25 and 6,356.25

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Solution

The third proportional to 3,260.25 and 6,356.25 is: 12,392.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.25 : 6,356.25 = 6,356.25 : x
  2. Step 2: Convert to fraction form
    3,260.25/6,356.25 = 6,356.25/x
  3. Step 3: Cross multiply
    3,260.25x = 6,356.25 × 6,356.25
  4. Step 4: Simplify right side
    3,260.25x = 40,401,914.06
  5. Step 5: Solve for x
    x = 40,401,914.06/3,260.25
  6. Step 6: Final answer
    x = 12,392.27

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.