Home / 2,728.67-4,092.77-1,168.19

Finding the Fourth Proportional to 2,728.67, 4,092.77 and 1,168.19

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Solution

The fourth proportional to 2,728.67, 4,092.77 and 1,168.19 is: 1,752.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728.67 : 4,092.77 = 1,168.19 : x
  2. Step 2: Convert to fraction form
    2,728.67/4,092.77 = 1,168.19/x
  3. Step 3: Cross multiply
    2,728.67x = 4,092.77 × 1,168.19
  4. Step 4: Simplify right side
    2,728.67x = 4,781,127.15
  5. Step 5: Solve for x
    x = 4,781,127.15/2,728.67
  6. Step 6: Final answer
    x = 1,752.18

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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.