Home / 6,220.88-9,331.22-2,272.12

Finding the Fourth Proportional to 6,220.88, 9,331.22 and 2,272.12

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Solution

The fourth proportional to 6,220.88, 9,331.22 and 2,272.12 is: 3,408.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.88 : 9,331.22 = 2,272.12 : x
  2. Step 2: Convert to fraction form
    6,220.88/9,331.22 = 2,272.12/x
  3. Step 3: Cross multiply
    6,220.88x = 9,331.22 × 2,272.12
  4. Step 4: Simplify right side
    6,220.88x = 21,201,651.59
  5. Step 5: Solve for x
    x = 21,201,651.59/6,220.88
  6. Step 6: Final answer
    x = 3,408.14

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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.