Home / 3,246.09-4,873.32-2,786.82

Finding the Fourth Proportional to 3,246.09, 4,873.32 and 2,786.82

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Solution

The fourth proportional to 3,246.09, 4,873.32 and 2,786.82 is: 4,183.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246.09 : 4,873.32 = 2,786.82 : x
  2. Step 2: Convert to fraction form
    3,246.09/4,873.32 = 2,786.82/x
  3. Step 3: Cross multiply
    3,246.09x = 4,873.32 × 2,786.82
  4. Step 4: Simplify right side
    3,246.09x = 13,581,065.64
  5. Step 5: Solve for x
    x = 13,581,065.64/3,246.09
  6. Step 6: Final answer
    x = 4,183.82

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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.