Home / 10,614.62-15,919.83-3,217.34

Finding the Fourth Proportional to 10,614.62, 15,919.83 and 3,217.34

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Solution

The fourth proportional to 10,614.62, 15,919.83 and 3,217.34 is: 4,825.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,614.62 : 15,919.83 = 3,217.34 : x
  2. Step 2: Convert to fraction form
    10,614.62/15,919.83 = 3,217.34/x
  3. Step 3: Cross multiply
    10,614.62x = 15,919.83 × 3,217.34
  4. Step 4: Simplify right side
    10,614.62x = 51,219,505.85
  5. Step 5: Solve for x
    x = 51,219,505.85/10,614.62
  6. Step 6: Final answer
    x = 4,825.37

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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.