Home / 4,379.85-6,044.78-2,786.65

Finding the Fourth Proportional to 4,379.85, 6,044.78 and 2,786.65

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Solution

The fourth proportional to 4,379.85, 6,044.78 and 2,786.65 is: 3,845.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.85 : 6,044.78 = 2,786.65 : x
  2. Step 2: Convert to fraction form
    4,379.85/6,044.78 = 2,786.65/x
  3. Step 3: Cross multiply
    4,379.85x = 6,044.78 × 2,786.65
  4. Step 4: Simplify right side
    4,379.85x = 16,844,696.37
  5. Step 5: Solve for x
    x = 16,844,696.37/4,379.85
  6. Step 6: Final answer
    x = 3,845.96

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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.