Home / 11,940.94-17,919.60-6,101.56

Finding the Fourth Proportional to 11,940.94, 17,919.60 and 6,101.56

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Solution

The fourth proportional to 11,940.94, 17,919.60 and 6,101.56 is: 9,156.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,940.94 : 17,919.60 = 6,101.56 : x
  2. Step 2: Convert to fraction form
    11,940.94/17,919.60 = 6,101.56/x
  3. Step 3: Cross multiply
    11,940.94x = 17,919.60 × 6,101.56
  4. Step 4: Simplify right side
    11,940.94x = 109,337,514.58
  5. Step 5: Solve for x
    x = 109,337,514.58/11,940.94
  6. Step 6: Final answer
    x = 9,156.52

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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.