Home / 2,879.42-3,974.40-1,701.14

Finding the Fourth Proportional to 2,879.42, 3,974.40 and 1,701.14

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Solution

The fourth proportional to 2,879.42, 3,974.40 and 1,701.14 is: 2,348.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,879.42 : 3,974.40 = 1,701.14 : x
  2. Step 2: Convert to fraction form
    2,879.42/3,974.40 = 1,701.14/x
  3. Step 3: Cross multiply
    2,879.42x = 3,974.40 × 1,701.14
  4. Step 4: Simplify right side
    2,879.42x = 6,760,990.94
  5. Step 5: Solve for x
    x = 6,760,990.94/2,879.42
  6. Step 6: Final answer
    x = 2,348.04

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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.