Home / 7,481.93-11,221.82-2,286.41

Finding the Fourth Proportional to 7,481.93, 11,221.82 and 2,286.41

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Solution

The fourth proportional to 7,481.93, 11,221.82 and 2,286.41 is: 3,429.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481.93 : 11,221.82 = 2,286.41 : x
  2. Step 2: Convert to fraction form
    7,481.93/11,221.82 = 2,286.41/x
  3. Step 3: Cross multiply
    7,481.93x = 11,221.82 × 2,286.41
  4. Step 4: Simplify right side
    7,481.93x = 25,657,670.03
  5. Step 5: Solve for x
    x = 25,657,670.03/7,481.93
  6. Step 6: Final answer
    x = 3,429.28

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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.