Home / 2,786.93-3,844.83-1,901.19

Finding the Fourth Proportional to 2,786.93, 3,844.83 and 1,901.19

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Solution

The fourth proportional to 2,786.93, 3,844.83 and 1,901.19 is: 2,622.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,786.93 : 3,844.83 = 1,901.19 : x
  2. Step 2: Convert to fraction form
    2,786.93/3,844.83 = 1,901.19/x
  3. Step 3: Cross multiply
    2,786.93x = 3,844.83 × 1,901.19
  4. Step 4: Simplify right side
    2,786.93x = 7,309,752.35
  5. Step 5: Solve for x
    x = 7,309,752.35/2,786.93
  6. Step 6: Final answer
    x = 2,622.87

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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.