Home / 8,229.04-12,343.20-3,608.80

Finding the Fourth Proportional to 8,229.04, 12,343.20 and 3,608.80

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Solution

The fourth proportional to 8,229.04, 12,343.20 and 3,608.80 is: 5,413.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,229.04 : 12,343.20 = 3,608.80 : x
  2. Step 2: Convert to fraction form
    8,229.04/12,343.20 = 3,608.80/x
  3. Step 3: Cross multiply
    8,229.04x = 12,343.20 × 3,608.80
  4. Step 4: Simplify right side
    8,229.04x = 44,544,140.16
  5. Step 5: Solve for x
    x = 44,544,140.16/8,229.04
  6. Step 6: Final answer
    x = 5,413.04

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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.