Home / 6,729.48-10,095.82-2,112.48

Finding the Fourth Proportional to 6,729.48, 10,095.82 and 2,112.48

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Solution

The fourth proportional to 6,729.48, 10,095.82 and 2,112.48 is: 3,169.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,729.48 : 10,095.82 = 2,112.48 : x
  2. Step 2: Convert to fraction form
    6,729.48/10,095.82 = 2,112.48/x
  3. Step 3: Cross multiply
    6,729.48x = 10,095.82 × 2,112.48
  4. Step 4: Simplify right side
    6,729.48x = 21,327,212.55
  5. Step 5: Solve for x
    x = 21,327,212.55/6,729.48
  6. Step 6: Final answer
    x = 3,169.22

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1.5x scale

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.