Home / 4,170.96-6,226.56-3,879.36

Finding the Fourth Proportional to 4,170.96, 6,226.56 and 3,879.36

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Solution

The fourth proportional to 4,170.96, 6,226.56 and 3,879.36 is: 5,791.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170.96 : 6,226.56 = 3,879.36 : x
  2. Step 2: Convert to fraction form
    4,170.96/6,226.56 = 3,879.36/x
  3. Step 3: Cross multiply
    4,170.96x = 6,226.56 × 3,879.36
  4. Step 4: Simplify right side
    4,170.96x = 24,155,067.80
  5. Step 5: Solve for x
    x = 24,155,067.80/4,170.96
  6. Step 6: Final answer
    x = 5,791.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.