Home / 6,069.82-9,106.90-2,121.66

Finding the Fourth Proportional to 6,069.82, 9,106.90 and 2,121.66

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Solution

The fourth proportional to 6,069.82, 9,106.90 and 2,121.66 is: 3,183.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,069.82 : 9,106.90 = 2,121.66 : x
  2. Step 2: Convert to fraction form
    6,069.82/9,106.90 = 2,121.66/x
  3. Step 3: Cross multiply
    6,069.82x = 9,106.90 × 2,121.66
  4. Step 4: Simplify right side
    6,069.82x = 19,321,745.45
  5. Step 5: Solve for x
    x = 19,321,745.45/6,069.82
  6. Step 6: Final answer
    x = 3,183.25

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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.