Home / 6,213.72-9,311.79-3,441.66

Finding the Fourth Proportional to 6,213.72, 9,311.79 and 3,441.66

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Solution

The fourth proportional to 6,213.72, 9,311.79 and 3,441.66 is: 5,157.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,213.72 : 9,311.79 = 3,441.66 : x
  2. Step 2: Convert to fraction form
    6,213.72/9,311.79 = 3,441.66/x
  3. Step 3: Cross multiply
    6,213.72x = 9,311.79 × 3,441.66
  4. Step 4: Simplify right side
    6,213.72x = 32,048,015.17
  5. Step 5: Solve for x
    x = 32,048,015.17/6,213.72
  6. Step 6: Final answer
    x = 5,157.62

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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.