Home / 6,728.74-10,094.78-3,221.41

Finding the Fourth Proportional to 6,728.74, 10,094.78 and 3,221.41

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Solution

The fourth proportional to 6,728.74, 10,094.78 and 3,221.41 is: 4,832.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,728.74 : 10,094.78 = 3,221.41 : x
  2. Step 2: Convert to fraction form
    6,728.74/10,094.78 = 3,221.41/x
  3. Step 3: Cross multiply
    6,728.74x = 10,094.78 × 3,221.41
  4. Step 4: Simplify right side
    6,728.74x = 32,519,429.80
  5. Step 5: Solve for x
    x = 32,519,429.80/6,728.74
  6. Step 6: Final answer
    x = 4,832.92

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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.