Home / 7,961.59-11,942.48-2,414.89

Finding the Fourth Proportional to 7,961.59, 11,942.48 and 2,414.89

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Solution

The fourth proportional to 7,961.59, 11,942.48 and 2,414.89 is: 3,622.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,961.59 : 11,942.48 = 2,414.89 : x
  2. Step 2: Convert to fraction form
    7,961.59/11,942.48 = 2,414.89/x
  3. Step 3: Cross multiply
    7,961.59x = 11,942.48 × 2,414.89
  4. Step 4: Simplify right side
    7,961.59x = 28,839,775.53
  5. Step 5: Solve for x
    x = 28,839,775.53/7,961.59
  6. Step 6: Final answer
    x = 3,622.36

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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.