Home / 3,811.41-5,718.42-2,724.26

Finding the Fourth Proportional to 3,811.41, 5,718.42 and 2,724.26

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Solution

The fourth proportional to 3,811.41, 5,718.42 and 2,724.26 is: 4,087.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,811.41 : 5,718.42 = 2,724.26 : x
  2. Step 2: Convert to fraction form
    3,811.41/5,718.42 = 2,724.26/x
  3. Step 3: Cross multiply
    3,811.41x = 5,718.42 × 2,724.26
  4. Step 4: Simplify right side
    3,811.41x = 15,578,434.28
  5. Step 5: Solve for x
    x = 15,578,434.28/3,811.41
  6. Step 6: Final answer
    x = 4,087.32

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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.