Home / 3,794.22-5,234.40-2,221.56

Finding the Fourth Proportional to 3,794.22, 5,234.40 and 2,221.56

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Solution

The fourth proportional to 3,794.22, 5,234.40 and 2,221.56 is: 3,064.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,794.22 : 5,234.40 = 2,221.56 : x
  2. Step 2: Convert to fraction form
    3,794.22/5,234.40 = 2,221.56/x
  3. Step 3: Cross multiply
    3,794.22x = 5,234.40 × 2,221.56
  4. Step 4: Simplify right side
    3,794.22x = 11,628,533.66
  5. Step 5: Solve for x
    x = 11,628,533.66/3,794.22
  6. Step 6: Final answer
    x = 3,064.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.