Home / 3,481.58-5,219.18-2,245.32

Finding the Fourth Proportional to 3,481.58, 5,219.18 and 2,245.32

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Solution

The fourth proportional to 3,481.58, 5,219.18 and 2,245.32 is: 3,365.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,481.58 : 5,219.18 = 2,245.32 : x
  2. Step 2: Convert to fraction form
    3,481.58/5,219.18 = 2,245.32/x
  3. Step 3: Cross multiply
    3,481.58x = 5,219.18 × 2,245.32
  4. Step 4: Simplify right side
    3,481.58x = 11,718,739.06
  5. Step 5: Solve for x
    x = 11,718,739.06/3,481.58
  6. Step 6: Final answer
    x = 3,365.92

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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.