Home / 2,778.29-3,834.06-1,519.37

Finding the Fourth Proportional to 2,778.29, 3,834.06 and 1,519.37

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Solution

The fourth proportional to 2,778.29, 3,834.06 and 1,519.37 is: 2,096.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778.29 : 3,834.06 = 1,519.37 : x
  2. Step 2: Convert to fraction form
    2,778.29/3,834.06 = 1,519.37/x
  3. Step 3: Cross multiply
    2,778.29x = 3,834.06 × 1,519.37
  4. Step 4: Simplify right side
    2,778.29x = 5,825,355.74
  5. Step 5: Solve for x
    x = 5,825,355.74/2,778.29
  6. Step 6: Final answer
    x = 2,096.74

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