Home / 11,617.38-17,413.62-5,370.12

Finding the Fourth Proportional to 11,617.38, 17,413.62 and 5,370.12

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Solution

The fourth proportional to 11,617.38, 17,413.62 and 5,370.12 is: 8,049.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,617.38 : 17,413.62 = 5,370.12 : x
  2. Step 2: Convert to fraction form
    11,617.38/17,413.62 = 5,370.12/x
  3. Step 3: Cross multiply
    11,617.38x = 17,413.62 × 5,370.12
  4. Step 4: Simplify right side
    11,617.38x = 93,513,229.03
  5. Step 5: Solve for x
    x = 93,513,229.03/11,617.38
  6. Step 6: Final answer
    x = 8,049.43

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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.