Home / 3,198.24-4,413.40-2,061.92

Finding the Fourth Proportional to 3,198.24, 4,413.40 and 2,061.92

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Solution

The fourth proportional to 3,198.24, 4,413.40 and 2,061.92 is: 2,845.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198.24 : 4,413.40 = 2,061.92 : x
  2. Step 2: Convert to fraction form
    3,198.24/4,413.40 = 2,061.92/x
  3. Step 3: Cross multiply
    3,198.24x = 4,413.40 × 2,061.92
  4. Step 4: Simplify right side
    3,198.24x = 9,100,077.73
  5. Step 5: Solve for x
    x = 9,100,077.73/3,198.24
  6. Step 6: Final answer
    x = 2,845.34

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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.