Home / 6,664.53-9,198.26-3,975.94

Finding the Fourth Proportional to 6,664.53, 9,198.26 and 3,975.94

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Solution

The fourth proportional to 6,664.53, 9,198.26 and 3,975.94 is: 5,487.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,664.53 : 9,198.26 = 3,975.94 : x
  2. Step 2: Convert to fraction form
    6,664.53/9,198.26 = 3,975.94/x
  3. Step 3: Cross multiply
    6,664.53x = 9,198.26 × 3,975.94
  4. Step 4: Simplify right side
    6,664.53x = 36,571,684.65
  5. Step 5: Solve for x
    x = 36,571,684.65/6,664.53
  6. Step 6: Final answer
    x = 5,487.51

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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.