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Finding the Fourth Proportional to 2,960.44, 4,440.65 and 1,662.82

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Solution

The fourth proportional to 2,960.44, 4,440.65 and 1,662.82 is: 2,494.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960.44 : 4,440.65 = 1,662.82 : x
  2. Step 2: Convert to fraction form
    2,960.44/4,440.65 = 1,662.82/x
  3. Step 3: Cross multiply
    2,960.44x = 4,440.65 × 1,662.82
  4. Step 4: Simplify right side
    2,960.44x = 7,384,001.63
  5. Step 5: Solve for x
    x = 7,384,001.63/2,960.44
  6. Step 6: Final answer
    x = 2,494.22

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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.