Home / 3,293.32-4,542.68-1,966

Finding the Fourth Proportional to 3,293.32, 4,542.68 and 1,966

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Solution

The fourth proportional to 3,293.32, 4,542.68 and 1,966 is: 2,711.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,293.32 : 4,542.68 = 1,966 : x
  2. Step 2: Convert to fraction form
    3,293.32/4,542.68 = 1,966/x
  3. Step 3: Cross multiply
    3,293.32x = 4,542.68 × 1,966
  4. Step 4: Simplify right side
    3,293.32x = 8,930,908.88
  5. Step 5: Solve for x
    x = 8,930,908.88/3,293.32
  6. Step 6: Final answer
    x = 2,711.83

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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.