Home / 6,789.03-10,183.91-2,109.39

Finding the Fourth Proportional to 6,789.03, 10,183.91 and 2,109.39

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Solution

The fourth proportional to 6,789.03, 10,183.91 and 2,109.39 is: 3,164.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,789.03 : 10,183.91 = 2,109.39 : x
  2. Step 2: Convert to fraction form
    6,789.03/10,183.91 = 2,109.39/x
  3. Step 3: Cross multiply
    6,789.03x = 10,183.91 × 2,109.39
  4. Step 4: Simplify right side
    6,789.03x = 21,481,827.37
  5. Step 5: Solve for x
    x = 21,481,827.37/6,789.03
  6. Step 6: Final answer
    x = 3,164.20

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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.