Home / 4,149.05-5,727.87-3,202.79

Finding the Fourth Proportional to 4,149.05, 5,727.87 and 3,202.79

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Solution

The fourth proportional to 4,149.05, 5,727.87 and 3,202.79 is: 4,421.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.05 : 5,727.87 = 3,202.79 : x
  2. Step 2: Convert to fraction form
    4,149.05/5,727.87 = 3,202.79/x
  3. Step 3: Cross multiply
    4,149.05x = 5,727.87 × 3,202.79
  4. Step 4: Simplify right side
    4,149.05x = 18,345,179.08
  5. Step 5: Solve for x
    x = 18,345,179.08/4,149.05
  6. Step 6: Final answer
    x = 4,421.54

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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.