Home / 7,944.89-11,912.62-3,014.87

Finding the Fourth Proportional to 7,944.89, 11,912.62 and 3,014.87

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Solution

The fourth proportional to 7,944.89, 11,912.62 and 3,014.87 is: 4,520.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,944.89 : 11,912.62 = 3,014.87 : x
  2. Step 2: Convert to fraction form
    7,944.89/11,912.62 = 3,014.87/x
  3. Step 3: Cross multiply
    7,944.89x = 11,912.62 × 3,014.87
  4. Step 4: Simplify right side
    7,944.89x = 35,915,006.22
  5. Step 5: Solve for x
    x = 35,915,006.22/7,944.89
  6. Step 6: Final answer
    x = 4,520.52

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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.