Home / 5,716.26-7,888.37-3,198.33

Finding the Fourth Proportional to 5,716.26, 7,888.37 and 3,198.33

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Solution

The fourth proportional to 5,716.26, 7,888.37 and 3,198.33 is: 4,413.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,716.26 : 7,888.37 = 3,198.33 : x
  2. Step 2: Convert to fraction form
    5,716.26/7,888.37 = 3,198.33/x
  3. Step 3: Cross multiply
    5,716.26x = 7,888.37 × 3,198.33
  4. Step 4: Simplify right side
    5,716.26x = 25,229,594.43
  5. Step 5: Solve for x
    x = 25,229,594.43/5,716.26
  6. Step 6: Final answer
    x = 4,413.65

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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.