Home / 6,338.20-9,493.40-4,109.22

Finding the Fourth Proportional to 6,338.20, 9,493.40 and 4,109.22

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Solution

The fourth proportional to 6,338.20, 9,493.40 and 4,109.22 is: 6,154.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,338.20 : 9,493.40 = 4,109.22 : x
  2. Step 2: Convert to fraction form
    6,338.20/9,493.40 = 4,109.22/x
  3. Step 3: Cross multiply
    6,338.20x = 9,493.40 × 4,109.22
  4. Step 4: Simplify right side
    6,338.20x = 39,010,469.15
  5. Step 5: Solve for x
    x = 39,010,469.15/6,338.20
  6. Step 6: Final answer
    x = 6,154.82

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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.