Home / 3,249.52-4,876.71-2,018.72

Finding the Fourth Proportional to 3,249.52, 4,876.71 and 2,018.72

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Solution

The fourth proportional to 3,249.52, 4,876.71 and 2,018.72 is: 3,029.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,249.52 : 4,876.71 = 2,018.72 : x
  2. Step 2: Convert to fraction form
    3,249.52/4,876.71 = 2,018.72/x
  3. Step 3: Cross multiply
    3,249.52x = 4,876.71 × 2,018.72
  4. Step 4: Simplify right side
    3,249.52x = 9,844,716.63
  5. Step 5: Solve for x
    x = 9,844,716.63/3,249.52
  6. Step 6: Final answer
    x = 3,029.59

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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.