Home / 3,436.26-5,149.47-2,745.03

Finding the Fourth Proportional to 3,436.26, 5,149.47 and 2,745.03

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Solution

The fourth proportional to 3,436.26, 5,149.47 and 2,745.03 is: 4,113.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436.26 : 5,149.47 = 2,745.03 : x
  2. Step 2: Convert to fraction form
    3,436.26/5,149.47 = 2,745.03/x
  3. Step 3: Cross multiply
    3,436.26x = 5,149.47 × 2,745.03
  4. Step 4: Simplify right side
    3,436.26x = 14,135,449.63
  5. Step 5: Solve for x
    x = 14,135,449.63/3,436.26
  6. Step 6: Final answer
    x = 4,113.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.