Home / 3,806.94-5,707.63-2,571.28

Finding the Fourth Proportional to 3,806.94, 5,707.63 and 2,571.28

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Solution

The fourth proportional to 3,806.94, 5,707.63 and 2,571.28 is: 3,855.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,806.94 : 5,707.63 = 2,571.28 : x
  2. Step 2: Convert to fraction form
    3,806.94/5,707.63 = 2,571.28/x
  3. Step 3: Cross multiply
    3,806.94x = 5,707.63 × 2,571.28
  4. Step 4: Simplify right side
    3,806.94x = 14,675,914.87
  5. Step 5: Solve for x
    x = 14,675,914.87/3,806.94
  6. Step 6: Final answer
    x = 3,855.04

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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.