Home / 3,367.21-4,650.98-2,837.85

Finding the Fourth Proportional to 3,367.21, 4,650.98 and 2,837.85

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Solution

The fourth proportional to 3,367.21, 4,650.98 and 2,837.85 is: 3,919.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,367.21 : 4,650.98 = 2,837.85 : x
  2. Step 2: Convert to fraction form
    3,367.21/4,650.98 = 2,837.85/x
  3. Step 3: Cross multiply
    3,367.21x = 4,650.98 × 2,837.85
  4. Step 4: Simplify right side
    3,367.21x = 13,198,760.50
  5. Step 5: Solve for x
    x = 13,198,760.50/3,367.21
  6. Step 6: Final answer
    x = 3,919.79

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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.