Home / 3,673.68-5,067.44-2,180.60

Finding the Fourth Proportional to 3,673.68, 5,067.44 and 2,180.60

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Solution

The fourth proportional to 3,673.68, 5,067.44 and 2,180.60 is: 3,007.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,673.68 : 5,067.44 = 2,180.60 : x
  2. Step 2: Convert to fraction form
    3,673.68/5,067.44 = 2,180.60/x
  3. Step 3: Cross multiply
    3,673.68x = 5,067.44 × 2,180.60
  4. Step 4: Simplify right side
    3,673.68x = 11,050,059.66
  5. Step 5: Solve for x
    x = 11,050,059.66/3,673.68
  6. Step 6: Final answer
    x = 3,007.90

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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.