Home / 11,895.73-17,844.80-4,102.72

Finding the Fourth Proportional to 11,895.73, 17,844.80 and 4,102.72

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Solution

The fourth proportional to 11,895.73, 17,844.80 and 4,102.72 is: 6,154.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,895.73 : 17,844.80 = 4,102.72 : x
  2. Step 2: Convert to fraction form
    11,895.73/17,844.80 = 4,102.72/x
  3. Step 3: Cross multiply
    11,895.73x = 17,844.80 × 4,102.72
  4. Step 4: Simplify right side
    11,895.73x = 73,212,217.86
  5. Step 5: Solve for x
    x = 73,212,217.86/11,895.73
  6. Step 6: Final answer
    x = 6,154.50

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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.