Home / 3,081.26-4,253.38-2,035.82

Finding the Fourth Proportional to 3,081.26, 4,253.38 and 2,035.82

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Solution

The fourth proportional to 3,081.26, 4,253.38 and 2,035.82 is: 2,810.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081.26 : 4,253.38 = 2,035.82 : x
  2. Step 2: Convert to fraction form
    3,081.26/4,253.38 = 2,035.82/x
  3. Step 3: Cross multiply
    3,081.26x = 4,253.38 × 2,035.82
  4. Step 4: Simplify right side
    3,081.26x = 8,659,116.07
  5. Step 5: Solve for x
    x = 8,659,116.07/3,081.26
  6. Step 6: Final answer
    x = 2,810.25

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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.