Home / 5,150.07-7,723.26-2,226.78

Finding the Fourth Proportional to 5,150.07, 7,723.26 and 2,226.78

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Solution

The fourth proportional to 5,150.07, 7,723.26 and 2,226.78 is: 3,339.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,150.07 : 7,723.26 = 2,226.78 : x
  2. Step 2: Convert to fraction form
    5,150.07/7,723.26 = 2,226.78/x
  3. Step 3: Cross multiply
    5,150.07x = 7,723.26 × 2,226.78
  4. Step 4: Simplify right side
    5,150.07x = 17,198,000.90
  5. Step 5: Solve for x
    x = 17,198,000.90/5,150.07
  6. Step 6: Final answer
    x = 3,339.37

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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.