Home / 1,233.72-1,852.92-1,092.60

Finding the Fourth Proportional to 1,233.72, 1,852.92 and 1,092.60

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Solution

The fourth proportional to 1,233.72, 1,852.92 and 1,092.60 is: 1,640.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233.72 : 1,852.92 = 1,092.60 : x
  2. Step 2: Convert to fraction form
    1,233.72/1,852.92 = 1,092.60/x
  3. Step 3: Cross multiply
    1,233.72x = 1,852.92 × 1,092.60
  4. Step 4: Simplify right side
    1,233.72x = 2,024,500.39
  5. Step 5: Solve for x
    x = 2,024,500.39/1,233.72
  6. Step 6: Final answer
    x = 1,640.97

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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.