Home / 5,217.04-7,199.20-3,198.16

Finding the Fourth Proportional to 5,217.04, 7,199.20 and 3,198.16

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Solution

The fourth proportional to 5,217.04, 7,199.20 and 3,198.16 is: 4,413.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,217.04 : 7,199.20 = 3,198.16 : x
  2. Step 2: Convert to fraction form
    5,217.04/7,199.20 = 3,198.16/x
  3. Step 3: Cross multiply
    5,217.04x = 7,199.20 × 3,198.16
  4. Step 4: Simplify right side
    5,217.04x = 23,024,193.47
  5. Step 5: Solve for x
    x = 23,024,193.47/5,217.04
  6. Step 6: Final answer
    x = 4,413.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.