Home / 3,166.93-4,367.94-1,906.67

Finding the Fourth Proportional to 3,166.93, 4,367.94 and 1,906.67

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Solution

The fourth proportional to 3,166.93, 4,367.94 and 1,906.67 is: 2,629.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.93 : 4,367.94 = 1,906.67 : x
  2. Step 2: Convert to fraction form
    3,166.93/4,367.94 = 1,906.67/x
  3. Step 3: Cross multiply
    3,166.93x = 4,367.94 × 1,906.67
  4. Step 4: Simplify right side
    3,166.93x = 8,328,234.65
  5. Step 5: Solve for x
    x = 8,328,234.65/3,166.93
  6. Step 6: Final answer
    x = 2,629.75

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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.