Home / 2,092.66-3,120.70-1,833.86

Finding the Fourth Proportional to 2,092.66, 3,120.70 and 1,833.86

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Solution

The fourth proportional to 2,092.66, 3,120.70 and 1,833.86 is: 2,734.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092.66 : 3,120.70 = 1,833.86 : x
  2. Step 2: Convert to fraction form
    2,092.66/3,120.70 = 1,833.86/x
  3. Step 3: Cross multiply
    2,092.66x = 3,120.70 × 1,833.86
  4. Step 4: Simplify right side
    2,092.66x = 5,722,926.90
  5. Step 5: Solve for x
    x = 5,722,926.90/2,092.66
  6. Step 6: Final answer
    x = 2,734.76

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.