Home / 7,960.85-11,938.64-2,694.44

Finding the Fourth Proportional to 7,960.85, 11,938.64 and 2,694.44

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Solution

The fourth proportional to 7,960.85, 11,938.64 and 2,694.44 is: 4,040.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,960.85 : 11,938.64 = 2,694.44 : x
  2. Step 2: Convert to fraction form
    7,960.85/11,938.64 = 2,694.44/x
  3. Step 3: Cross multiply
    7,960.85x = 11,938.64 × 2,694.44
  4. Step 4: Simplify right side
    7,960.85x = 32,167,876.00
  5. Step 5: Solve for x
    x = 32,167,876.00/7,960.85
  6. Step 6: Final answer
    x = 4,040.76

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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.