Home / 6,828.41-10,241.15-2,147.82

Finding the Fourth Proportional to 6,828.41, 10,241.15 and 2,147.82

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Solution

The fourth proportional to 6,828.41, 10,241.15 and 2,147.82 is: 3,221.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,828.41 : 10,241.15 = 2,147.82 : x
  2. Step 2: Convert to fraction form
    6,828.41/10,241.15 = 2,147.82/x
  3. Step 3: Cross multiply
    6,828.41x = 10,241.15 × 2,147.82
  4. Step 4: Simplify right side
    6,828.41x = 21,996,136.05
  5. Step 5: Solve for x
    x = 21,996,136.05/6,828.41
  6. Step 6: Final answer
    x = 3,221.27

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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.