Home / 3,952.31-5,453.60-2,273.79

Finding the Fourth Proportional to 3,952.31, 5,453.60 and 2,273.79

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Solution

The fourth proportional to 3,952.31, 5,453.60 and 2,273.79 is: 3,137.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952.31 : 5,453.60 = 2,273.79 : x
  2. Step 2: Convert to fraction form
    3,952.31/5,453.60 = 2,273.79/x
  3. Step 3: Cross multiply
    3,952.31x = 5,453.60 × 2,273.79
  4. Step 4: Simplify right side
    3,952.31x = 12,400,329.78
  5. Step 5: Solve for x
    x = 12,400,329.78/3,952.31
  6. Step 6: Final answer
    x = 3,137.49

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1.5x scale

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.