Home / 11,554.39-17,331.63-2,789.29

Finding the Fourth Proportional to 11,554.39, 17,331.63 and 2,789.29

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Solution

The fourth proportional to 11,554.39, 17,331.63 and 2,789.29 is: 4,183.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,554.39 : 17,331.63 = 2,789.29 : x
  2. Step 2: Convert to fraction form
    11,554.39/17,331.63 = 2,789.29/x
  3. Step 3: Cross multiply
    11,554.39x = 17,331.63 × 2,789.29
  4. Step 4: Simplify right side
    11,554.39x = 48,342,942.24
  5. Step 5: Solve for x
    x = 48,342,942.24/11,554.39
  6. Step 6: Final answer
    x = 4,183.95

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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.