Home / 2,711.94-4,067.64-1,840.04

Finding the Fourth Proportional to 2,711.94, 4,067.64 and 1,840.04

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Solution

The fourth proportional to 2,711.94, 4,067.64 and 1,840.04 is: 2,759.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,711.94 : 4,067.64 = 1,840.04 : x
  2. Step 2: Convert to fraction form
    2,711.94/4,067.64 = 1,840.04/x
  3. Step 3: Cross multiply
    2,711.94x = 4,067.64 × 1,840.04
  4. Step 4: Simplify right side
    2,711.94x = 7,484,599.97
  5. Step 5: Solve for x
    x = 7,484,599.97/2,711.94
  6. Step 6: Final answer
    x = 2,759.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.