Home / 3,081.64-4,253.84-2,092.04

Finding the Fourth Proportional to 3,081.64, 4,253.84 and 2,092.04

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Solution

The fourth proportional to 3,081.64, 4,253.84 and 2,092.04 is: 2,887.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081.64 : 4,253.84 = 2,092.04 : x
  2. Step 2: Convert to fraction form
    3,081.64/4,253.84 = 2,092.04/x
  3. Step 3: Cross multiply
    3,081.64x = 4,253.84 × 2,092.04
  4. Step 4: Simplify right side
    3,081.64x = 8,899,203.43
  5. Step 5: Solve for x
    x = 8,899,203.43/3,081.64
  6. Step 6: Final answer
    x = 2,887.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.