Home / 3,252.26-4,879.94-3,115.15

Finding the Fourth Proportional to 3,252.26, 4,879.94 and 3,115.15

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Solution

The fourth proportional to 3,252.26, 4,879.94 and 3,115.15 is: 4,674.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,252.26 : 4,879.94 = 3,115.15 : x
  2. Step 2: Convert to fraction form
    3,252.26/4,879.94 = 3,115.15/x
  3. Step 3: Cross multiply
    3,252.26x = 4,879.94 × 3,115.15
  4. Step 4: Simplify right side
    3,252.26x = 15,201,745.09
  5. Step 5: Solve for x
    x = 15,201,745.09/3,252.26
  6. Step 6: Final answer
    x = 4,674.21

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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.