Home / 4,518.58-6,777.99-1,231.73

Finding the Fourth Proportional to 4,518.58, 6,777.99 and 1,231.73

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Solution

The fourth proportional to 4,518.58, 6,777.99 and 1,231.73 is: 1,847.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,518.58 : 6,777.99 = 1,231.73 : x
  2. Step 2: Convert to fraction form
    4,518.58/6,777.99 = 1,231.73/x
  3. Step 3: Cross multiply
    4,518.58x = 6,777.99 × 1,231.73
  4. Step 4: Simplify right side
    4,518.58x = 8,348,653.62
  5. Step 5: Solve for x
    x = 8,348,653.62/4,518.58
  6. Step 6: Final answer
    x = 1,847.63

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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.