Home / 11,260.73-16,891.44-3,865.09

Finding the Fourth Proportional to 11,260.73, 16,891.44 and 3,865.09

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Solution

The fourth proportional to 11,260.73, 16,891.44 and 3,865.09 is: 5,797.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,260.73 : 16,891.44 = 3,865.09 : x
  2. Step 2: Convert to fraction form
    11,260.73/16,891.44 = 3,865.09/x
  3. Step 3: Cross multiply
    11,260.73x = 16,891.44 × 3,865.09
  4. Step 4: Simplify right side
    11,260.73x = 65,286,935.83
  5. Step 5: Solve for x
    x = 65,286,935.83/11,260.73
  6. Step 6: Final answer
    x = 5,797.75

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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.