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Finding the Fourth Proportional to 7,940.26, 10,957.54 and 4,404

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Solution

The fourth proportional to 7,940.26, 10,957.54 and 4,404 is: 6,077.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,940.26 : 10,957.54 = 4,404 : x
  2. Step 2: Convert to fraction form
    7,940.26/10,957.54 = 4,404/x
  3. Step 3: Cross multiply
    7,940.26x = 10,957.54 × 4,404
  4. Step 4: Simplify right side
    7,940.26x = 48,257,006.16
  5. Step 5: Solve for x
    x = 48,257,006.16/7,940.26
  6. Step 6: Final answer
    x = 6,077.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.