Home / 11,895.62-17,845.43-4,102.61

Finding the Fourth Proportional to 11,895.62, 17,845.43 and 4,102.61

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Solution

The fourth proportional to 11,895.62, 17,845.43 and 4,102.61 is: 6,154.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,895.62 : 17,845.43 = 4,102.61 : x
  2. Step 2: Convert to fraction form
    11,895.62/17,845.43 = 4,102.61/x
  3. Step 3: Cross multiply
    11,895.62x = 17,845.43 × 4,102.61
  4. Step 4: Simplify right side
    11,895.62x = 73,212,729.83
  5. Step 5: Solve for x
    x = 73,212,729.83/11,895.62
  6. Step 6: Final answer
    x = 6,154.60

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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.