Home / 11,694.78-17,542.18-3,260.95

Finding the Fourth Proportional to 11,694.78, 17,542.18 and 3,260.95

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Solution

The fourth proportional to 11,694.78, 17,542.18 and 3,260.95 is: 4,891.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,694.78 : 17,542.18 = 3,260.95 : x
  2. Step 2: Convert to fraction form
    11,694.78/17,542.18 = 3,260.95/x
  3. Step 3: Cross multiply
    11,694.78x = 17,542.18 × 3,260.95
  4. Step 4: Simplify right side
    11,694.78x = 57,204,171.87
  5. Step 5: Solve for x
    x = 57,204,171.87/11,694.78
  6. Step 6: Final answer
    x = 4,891.43

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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.