Home / 2,668.07-3,996.25-2,200.58

Finding the Fourth Proportional to 2,668.07, 3,996.25 and 2,200.58

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Solution

The fourth proportional to 2,668.07, 3,996.25 and 2,200.58 is: 3,296.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668.07 : 3,996.25 = 2,200.58 : x
  2. Step 2: Convert to fraction form
    2,668.07/3,996.25 = 2,200.58/x
  3. Step 3: Cross multiply
    2,668.07x = 3,996.25 × 2,200.58
  4. Step 4: Simplify right side
    2,668.07x = 8,794,067.83
  5. Step 5: Solve for x
    x = 8,794,067.83/2,668.07
  6. Step 6: Final answer
    x = 3,296.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.