Home / 3,249.15-4,872.61-1,057.33

Finding the Fourth Proportional to 3,249.15, 4,872.61 and 1,057.33

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Solution

The fourth proportional to 3,249.15, 4,872.61 and 1,057.33 is: 1,585.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,249.15 : 4,872.61 = 1,057.33 : x
  2. Step 2: Convert to fraction form
    3,249.15/4,872.61 = 1,057.33/x
  3. Step 3: Cross multiply
    3,249.15x = 4,872.61 × 1,057.33
  4. Step 4: Simplify right side
    3,249.15x = 5,151,956.73
  5. Step 5: Solve for x
    x = 5,151,956.73/3,249.15
  6. Step 6: Final answer
    x = 1,585.63

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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.