Home / 7,960.31-11,941.75-2,695.64

Finding the Fourth Proportional to 7,960.31, 11,941.75 and 2,695.64

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Solution

The fourth proportional to 7,960.31, 11,941.75 and 2,695.64 is: 4,043.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,960.31 : 11,941.75 = 2,695.64 : x
  2. Step 2: Convert to fraction form
    7,960.31/11,941.75 = 2,695.64/x
  3. Step 3: Cross multiply
    7,960.31x = 11,941.75 × 2,695.64
  4. Step 4: Simplify right side
    7,960.31x = 32,190,658.97
  5. Step 5: Solve for x
    x = 32,190,658.97/7,960.31
  6. Step 6: Final answer
    x = 4,043.90

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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.