Home / 3,110.70-4,292.92-2,062.02

Finding the Fourth Proportional to 3,110.70, 4,292.92 and 2,062.02

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Solution

The fourth proportional to 3,110.70, 4,292.92 and 2,062.02 is: 2,845.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.70 : 4,292.92 = 2,062.02 : x
  2. Step 2: Convert to fraction form
    3,110.70/4,292.92 = 2,062.02/x
  3. Step 3: Cross multiply
    3,110.70x = 4,292.92 × 2,062.02
  4. Step 4: Simplify right side
    3,110.70x = 8,852,086.90
  5. Step 5: Solve for x
    x = 8,852,086.90/3,110.70
  6. Step 6: Final answer
    x = 2,845.69

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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.