Home / 11,972.31-17,958.46-6,125.73

Finding the Fourth Proportional to 11,972.31, 17,958.46 and 6,125.73

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Solution

The fourth proportional to 11,972.31, 17,958.46 and 6,125.73 is: 9,188.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,972.31 : 17,958.46 = 6,125.73 : x
  2. Step 2: Convert to fraction form
    11,972.31/17,958.46 = 6,125.73/x
  3. Step 3: Cross multiply
    11,972.31x = 17,958.46 × 6,125.73
  4. Step 4: Simplify right side
    11,972.31x = 110,008,677.18
  5. Step 5: Solve for x
    x = 110,008,677.18/11,972.31
  6. Step 6: Final answer
    x = 9,188.59

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1.5x scale

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.