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Finding the Third Proportional to 2,275.17 and 3,413.39

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Solution

The third proportional to 2,275.17 and 3,413.39 is: 5,121.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,275.17 : 3,413.39 = 3,413.39 : x
  2. Step 2: Convert to fraction form
    2,275.17/3,413.39 = 3,413.39/x
  3. Step 3: Cross multiply
    2,275.17x = 3,413.39 × 3,413.39
  4. Step 4: Simplify right side
    2,275.17x = 11,651,235.56
  5. Step 5: Solve for x
    x = 11,651,235.56/2,275.17
  6. Step 6: Final answer
    x = 5,121.04

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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.