Home / 3,198.30-4,413.33-2,359.46

Finding the Fourth Proportional to 3,198.30, 4,413.33 and 2,359.46

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Solution

The fourth proportional to 3,198.30, 4,413.33 and 2,359.46 is: 3,255.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198.30 : 4,413.33 = 2,359.46 : x
  2. Step 2: Convert to fraction form
    3,198.30/4,413.33 = 2,359.46/x
  3. Step 3: Cross multiply
    3,198.30x = 4,413.33 × 2,359.46
  4. Step 4: Simplify right side
    3,198.30x = 10,413,075.60
  5. Step 5: Solve for x
    x = 10,413,075.60/3,198.30
  6. Step 6: Final answer
    x = 3,255.82

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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.