Home / 4,481.40-6,183.78-2,491.32

Finding the Fourth Proportional to 4,481.40, 6,183.78 and 2,491.32

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Solution

The fourth proportional to 4,481.40, 6,183.78 and 2,491.32 is: 3,437.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,481.40 : 6,183.78 = 2,491.32 : x
  2. Step 2: Convert to fraction form
    4,481.40/6,183.78 = 2,491.32/x
  3. Step 3: Cross multiply
    4,481.40x = 6,183.78 × 2,491.32
  4. Step 4: Simplify right side
    4,481.40x = 15,405,774.79
  5. Step 5: Solve for x
    x = 15,405,774.79/4,481.40
  6. Step 6: Final answer
    x = 3,437.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.