Home / 11,972.44-17,966.87-4,181.25

Finding the Fourth Proportional to 11,972.44, 17,966.87 and 4,181.25

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Solution

The fourth proportional to 11,972.44, 17,966.87 and 4,181.25 is: 6,274.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,972.44 : 17,966.87 = 4,181.25 : x
  2. Step 2: Convert to fraction form
    11,972.44/17,966.87 = 4,181.25/x
  3. Step 3: Cross multiply
    11,972.44x = 17,966.87 × 4,181.25
  4. Step 4: Simplify right side
    11,972.44x = 75,123,975.19
  5. Step 5: Solve for x
    x = 75,123,975.19/11,972.44
  6. Step 6: Final answer
    x = 6,274.74

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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.