Home / 11,608.50-17,413.80-3,288.60

Finding the Fourth Proportional to 11,608.50, 17,413.80 and 3,288.60

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Solution

The fourth proportional to 11,608.50, 17,413.80 and 3,288.60 is: 4,933.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,608.50 : 17,413.80 = 3,288.60 : x
  2. Step 2: Convert to fraction form
    11,608.50/17,413.80 = 3,288.60/x
  3. Step 3: Cross multiply
    11,608.50x = 17,413.80 × 3,288.60
  4. Step 4: Simplify right side
    11,608.50x = 57,267,022.68
  5. Step 5: Solve for x
    x = 57,267,022.68/11,608.50
  6. Step 6: Final answer
    x = 4,933.20

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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.