Home / 5,556.33-7,668.57-3,198.01

Finding the Fourth Proportional to 5,556.33, 7,668.57 and 3,198.01

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Solution

The fourth proportional to 5,556.33, 7,668.57 and 3,198.01 is: 4,413.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,556.33 : 7,668.57 = 3,198.01 : x
  2. Step 2: Convert to fraction form
    5,556.33/7,668.57 = 3,198.01/x
  3. Step 3: Cross multiply
    5,556.33x = 7,668.57 × 3,198.01
  4. Step 4: Simplify right side
    5,556.33x = 24,524,163.55
  5. Step 5: Solve for x
    x = 24,524,163.55/5,556.33
  6. Step 6: Final answer
    x = 4,413.73

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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.