Home / 6,078.06-9,118.11-2,791.44

Finding the Fourth Proportional to 6,078.06, 9,118.11 and 2,791.44

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Solution

The fourth proportional to 6,078.06, 9,118.11 and 2,791.44 is: 4,187.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,078.06 : 9,118.11 = 2,791.44 : x
  2. Step 2: Convert to fraction form
    6,078.06/9,118.11 = 2,791.44/x
  3. Step 3: Cross multiply
    6,078.06x = 9,118.11 × 2,791.44
  4. Step 4: Simplify right side
    6,078.06x = 25,452,656.98
  5. Step 5: Solve for x
    x = 25,452,656.98/6,078.06
  6. Step 6: Final answer
    x = 4,187.63

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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.