Home / 5,556.22-7,668.26-3,198.31

Finding the Fourth Proportional to 5,556.22, 7,668.26 and 3,198.31

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Solution

The fourth proportional to 5,556.22, 7,668.26 and 3,198.31 is: 4,414.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,556.22 : 7,668.26 = 3,198.31 : x
  2. Step 2: Convert to fraction form
    5,556.22/7,668.26 = 3,198.31/x
  3. Step 3: Cross multiply
    5,556.22x = 7,668.26 × 3,198.31
  4. Step 4: Simplify right side
    5,556.22x = 24,525,472.64
  5. Step 5: Solve for x
    x = 24,525,472.64/5,556.22
  6. Step 6: Final answer
    x = 4,414.06

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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.