Home / 6,729.75-10,094.72-2,112.75

Finding the Fourth Proportional to 6,729.75, 10,094.72 and 2,112.75

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Solution

The fourth proportional to 6,729.75, 10,094.72 and 2,112.75 is: 3,169.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,729.75 : 10,094.72 = 2,112.75 : x
  2. Step 2: Convert to fraction form
    6,729.75/10,094.72 = 2,112.75/x
  3. Step 3: Cross multiply
    6,729.75x = 10,094.72 × 2,112.75
  4. Step 4: Simplify right side
    6,729.75x = 21,327,609.12
  5. Step 5: Solve for x
    x = 21,327,609.12/6,729.75
  6. Step 6: Final answer
    x = 3,169.15

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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.