Home / 3,952.09-5,453.81-2,183.77

Finding the Fourth Proportional to 3,952.09, 5,453.81 and 2,183.77

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Solution

The fourth proportional to 3,952.09, 5,453.81 and 2,183.77 is: 3,013.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952.09 : 5,453.81 = 2,183.77 : x
  2. Step 2: Convert to fraction form
    3,952.09/5,453.81 = 2,183.77/x
  3. Step 3: Cross multiply
    3,952.09x = 5,453.81 × 2,183.77
  4. Step 4: Simplify right side
    3,952.09x = 11,909,844.85
  5. Step 5: Solve for x
    x = 11,909,844.85/3,952.09
  6. Step 6: Final answer
    x = 3,013.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.