Home / 6,759.36-10,144.80-3,981.96

Finding the Fourth Proportional to 6,759.36, 10,144.80 and 3,981.96

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Solution

The fourth proportional to 6,759.36, 10,144.80 and 3,981.96 is: 5,976.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,759.36 : 10,144.80 = 3,981.96 : x
  2. Step 2: Convert to fraction form
    6,759.36/10,144.80 = 3,981.96/x
  3. Step 3: Cross multiply
    6,759.36x = 10,144.80 × 3,981.96
  4. Step 4: Simplify right side
    6,759.36x = 40,396,187.81
  5. Step 5: Solve for x
    x = 40,396,187.81/6,759.36
  6. Step 6: Final answer
    x = 5,976.33

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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.