Home / 5,745.15-7,928.01-3,227.37

Finding the Fourth Proportional to 5,745.15, 7,928.01 and 3,227.37

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Solution

The fourth proportional to 5,745.15, 7,928.01 and 3,227.37 is: 4,453.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,745.15 : 7,928.01 = 3,227.37 : x
  2. Step 2: Convert to fraction form
    5,745.15/7,928.01 = 3,227.37/x
  3. Step 3: Cross multiply
    5,745.15x = 7,928.01 × 3,227.37
  4. Step 4: Simplify right side
    5,745.15x = 25,586,591.90
  5. Step 5: Solve for x
    x = 25,586,591.90/5,745.15
  6. Step 6: Final answer
    x = 4,453.60

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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.