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Finding the Fourth Proportional to 2,441.74, 3,660.56 and 797.39

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Solution

The fourth proportional to 2,441.74, 3,660.56 and 797.39 is: 1,195.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,441.74 : 3,660.56 = 797.39 : x
  2. Step 2: Convert to fraction form
    2,441.74/3,660.56 = 797.39/x
  3. Step 3: Cross multiply
    2,441.74x = 3,660.56 × 797.39
  4. Step 4: Simplify right side
    2,441.74x = 2,918,889.95
  5. Step 5: Solve for x
    x = 2,918,889.95/2,441.74
  6. Step 6: Final answer
    x = 1,195.41

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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.