Home / 3,952.15-5,453.69-2,183.82

Finding the Fourth Proportional to 3,952.15, 5,453.69 and 2,183.82

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Solution

The fourth proportional to 3,952.15, 5,453.69 and 2,183.82 is: 3,013.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952.15 : 5,453.69 = 2,183.82 : x
  2. Step 2: Convert to fraction form
    3,952.15/5,453.69 = 2,183.82/x
  3. Step 3: Cross multiply
    3,952.15x = 5,453.69 × 2,183.82
  4. Step 4: Simplify right side
    3,952.15x = 11,909,877.30
  5. Step 5: Solve for x
    x = 11,909,877.30/3,952.15
  6. Step 6: Final answer
    x = 3,013.52

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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.