Home / 11,942.42-17,913.90-3,622.64

Finding the Fourth Proportional to 11,942.42, 17,913.90 and 3,622.64

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Solution

The fourth proportional to 11,942.42, 17,913.90 and 3,622.64 is: 5,434.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,942.42 : 17,913.90 = 3,622.64 : x
  2. Step 2: Convert to fraction form
    11,942.42/17,913.90 = 3,622.64/x
  3. Step 3: Cross multiply
    11,942.42x = 17,913.90 × 3,622.64
  4. Step 4: Simplify right side
    11,942.42x = 64,895,610.70
  5. Step 5: Solve for x
    x = 64,895,610.70/11,942.42
  6. Step 6: Final answer
    x = 5,434.04

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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.