Home / 3,375.94-4,659.85-2,745.98

Finding the Fourth Proportional to 3,375.94, 4,659.85 and 2,745.98

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Solution

The fourth proportional to 3,375.94, 4,659.85 and 2,745.98 is: 3,790.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,375.94 : 4,659.85 = 2,745.98 : x
  2. Step 2: Convert to fraction form
    3,375.94/4,659.85 = 2,745.98/x
  3. Step 3: Cross multiply
    3,375.94x = 4,659.85 × 2,745.98
  4. Step 4: Simplify right side
    3,375.94x = 12,795,854.90
  5. Step 5: Solve for x
    x = 12,795,854.90/3,375.94
  6. Step 6: Final answer
    x = 3,790.31

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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.