Home / 3,325.08-4,991.76-2,151.24

Finding the Fourth Proportional to 3,325.08, 4,991.76 and 2,151.24

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Solution

The fourth proportional to 3,325.08, 4,991.76 and 2,151.24 is: 3,229.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.08 : 4,991.76 = 2,151.24 : x
  2. Step 2: Convert to fraction form
    3,325.08/4,991.76 = 2,151.24/x
  3. Step 3: Cross multiply
    3,325.08x = 4,991.76 × 2,151.24
  4. Step 4: Simplify right side
    3,325.08x = 10,738,473.78
  5. Step 5: Solve for x
    x = 10,738,473.78/3,325.08
  6. Step 6: Final answer
    x = 3,229.54

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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.