Home / 3,249.29-4,873.91-2,079.87

Finding the Fourth Proportional to 3,249.29, 4,873.91 and 2,079.87

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Solution

The fourth proportional to 3,249.29, 4,873.91 and 2,079.87 is: 3,119.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,249.29 : 4,873.91 = 2,079.87 : x
  2. Step 2: Convert to fraction form
    3,249.29/4,873.91 = 2,079.87/x
  3. Step 3: Cross multiply
    3,249.29x = 4,873.91 × 2,079.87
  4. Step 4: Simplify right side
    3,249.29x = 10,137,088.79
  5. Step 5: Solve for x
    x = 10,137,088.79/3,249.29
  6. Step 6: Final answer
    x = 3,119.79

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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.