Home / 4,379.68-6,571.44-2,299.20

Finding the Fourth Proportional to 4,379.68, 6,571.44 and 2,299.20

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Solution

The fourth proportional to 4,379.68, 6,571.44 and 2,299.20 is: 3,449.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.68 : 6,571.44 = 2,299.20 : x
  2. Step 2: Convert to fraction form
    4,379.68/6,571.44 = 2,299.20/x
  3. Step 3: Cross multiply
    4,379.68x = 6,571.44 × 2,299.20
  4. Step 4: Simplify right side
    4,379.68x = 15,109,054.85
  5. Step 5: Solve for x
    x = 15,109,054.85/4,379.68
  6. Step 6: Final answer
    x = 3,449.81

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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.