Home / 4,723.36-7,081.57-2,382.21

Finding the Fourth Proportional to 4,723.36, 7,081.57 and 2,382.21

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Solution

The fourth proportional to 4,723.36, 7,081.57 and 2,382.21 is: 3,571.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723.36 : 7,081.57 = 2,382.21 : x
  2. Step 2: Convert to fraction form
    4,723.36/7,081.57 = 2,382.21/x
  3. Step 3: Cross multiply
    4,723.36x = 7,081.57 × 2,382.21
  4. Step 4: Simplify right side
    4,723.36x = 16,869,786.87
  5. Step 5: Solve for x
    x = 16,869,786.87/4,723.36
  6. Step 6: Final answer
    x = 3,571.56

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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.