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Finding the Fourth Proportional to 2,272.97, 3,409.46 and 733.97

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Solution

The fourth proportional to 2,272.97, 3,409.46 and 733.97 is: 1,100.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272.97 : 3,409.46 = 733.97 : x
  2. Step 2: Convert to fraction form
    2,272.97/3,409.46 = 733.97/x
  3. Step 3: Cross multiply
    2,272.97x = 3,409.46 × 733.97
  4. Step 4: Simplify right side
    2,272.97x = 2,502,446.21
  5. Step 5: Solve for x
    x = 2,502,446.21/2,272.97
  6. Step 6: Final answer
    x = 1,100.96

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1.5x scale

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.