Home / 3,192.48-4,789.44-1,245.96

Finding the Fourth Proportional to 3,192.48, 4,789.44 and 1,245.96

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Solution

The fourth proportional to 3,192.48, 4,789.44 and 1,245.96 is: 1,869.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.48 : 4,789.44 = 1,245.96 : x
  2. Step 2: Convert to fraction form
    3,192.48/4,789.44 = 1,245.96/x
  3. Step 3: Cross multiply
    3,192.48x = 4,789.44 × 1,245.96
  4. Step 4: Simplify right side
    3,192.48x = 5,967,450.66
  5. Step 5: Solve for x
    x = 5,967,450.66/3,192.48
  6. Step 6: Final answer
    x = 1,869.22

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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.