Home / 2,824.80-4,236.12-1,092.48

Finding the Fourth Proportional to 2,824.80, 4,236.12 and 1,092.48

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Solution

The fourth proportional to 2,824.80, 4,236.12 and 1,092.48 is: 1,638.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824.80 : 4,236.12 = 1,092.48 : x
  2. Step 2: Convert to fraction form
    2,824.80/4,236.12 = 1,092.48/x
  3. Step 3: Cross multiply
    2,824.80x = 4,236.12 × 1,092.48
  4. Step 4: Simplify right side
    2,824.80x = 4,627,876.38
  5. Step 5: Solve for x
    x = 4,627,876.38/2,824.80
  6. Step 6: Final answer
    x = 1,638.30

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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.