Home / 6,728.45-10,094.21-3,388.36

Finding the Fourth Proportional to 6,728.45, 10,094.21 and 3,388.36

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Solution

The fourth proportional to 6,728.45, 10,094.21 and 3,388.36 is: 5,083.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,728.45 : 10,094.21 = 3,388.36 : x
  2. Step 2: Convert to fraction form
    6,728.45/10,094.21 = 3,388.36/x
  3. Step 3: Cross multiply
    6,728.45x = 10,094.21 × 3,388.36
  4. Step 4: Simplify right side
    6,728.45x = 34,202,817.40
  5. Step 5: Solve for x
    x = 34,202,817.40/6,728.45
  6. Step 6: Final answer
    x = 5,083.31

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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.