Home / 4,012.21-6,016.84-1,378.96

Finding the Fourth Proportional to 4,012.21, 6,016.84 and 1,378.96

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Solution

The fourth proportional to 4,012.21, 6,016.84 and 1,378.96 is: 2,067.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012.21 : 6,016.84 = 1,378.96 : x
  2. Step 2: Convert to fraction form
    4,012.21/6,016.84 = 1,378.96/x
  3. Step 3: Cross multiply
    4,012.21x = 6,016.84 × 1,378.96
  4. Step 4: Simplify right side
    4,012.21x = 8,297,003.56
  5. Step 5: Solve for x
    x = 8,297,003.56/4,012.21
  6. Step 6: Final answer
    x = 2,067.94

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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.