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Finding the Fourth Proportional to 7,960.52, 11,940.48 and 2,695.93

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Solution

The fourth proportional to 7,960.52, 11,940.48 and 2,695.93 is: 4,043.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,960.52 : 11,940.48 = 2,695.93 : x
  2. Step 2: Convert to fraction form
    7,960.52/11,940.48 = 2,695.93/x
  3. Step 3: Cross multiply
    7,960.52x = 11,940.48 × 2,695.93
  4. Step 4: Simplify right side
    7,960.52x = 32,190,668.40
  5. Step 5: Solve for x
    x = 32,190,668.40/7,960.52
  6. Step 6: Final answer
    x = 4,043.79

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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.