Home / 3,249.79-4,874.66-2,080.37

Finding the Fourth Proportional to 3,249.79, 4,874.66 and 2,080.37

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Solution

The fourth proportional to 3,249.79, 4,874.66 and 2,080.37 is: 3,120.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,249.79 : 4,874.66 = 2,080.37 : x
  2. Step 2: Convert to fraction form
    3,249.79/4,874.66 = 2,080.37/x
  3. Step 3: Cross multiply
    3,249.79x = 4,874.66 × 2,080.37
  4. Step 4: Simplify right side
    3,249.79x = 10,141,086.02
  5. Step 5: Solve for x
    x = 10,141,086.02/3,249.79
  6. Step 6: Final answer
    x = 3,120.54

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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.