Home / 8,252.37-12,379.66-2,408.90

Finding the Fourth Proportional to 8,252.37, 12,379.66 and 2,408.90

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Solution

The fourth proportional to 8,252.37, 12,379.66 and 2,408.90 is: 3,613.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,252.37 : 12,379.66 = 2,408.90 : x
  2. Step 2: Convert to fraction form
    8,252.37/12,379.66 = 2,408.90/x
  3. Step 3: Cross multiply
    8,252.37x = 12,379.66 × 2,408.90
  4. Step 4: Simplify right side
    8,252.37x = 29,821,295.05
  5. Step 5: Solve for x
    x = 29,821,295.05/8,252.37
  6. Step 6: Final answer
    x = 3,613.66

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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.