Home / 7,738.44-11,601.83-3,788.47

Finding the Fourth Proportional to 7,738.44, 11,601.83 and 3,788.47

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Solution

The fourth proportional to 7,738.44, 11,601.83 and 3,788.47 is: 5,679.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,738.44 : 11,601.83 = 3,788.47 : x
  2. Step 2: Convert to fraction form
    7,738.44/11,601.83 = 3,788.47/x
  3. Step 3: Cross multiply
    7,738.44x = 11,601.83 × 3,788.47
  4. Step 4: Simplify right side
    7,738.44x = 43,953,208.87
  5. Step 5: Solve for x
    x = 43,953,208.87/7,738.44
  6. Step 6: Final answer
    x = 5,679.86

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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.