Home / 8,021.62-11,944.13-7,933.33

Finding the Fourth Proportional to 8,021.62, 11,944.13 and 7,933.33

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Solution

The fourth proportional to 8,021.62, 11,944.13 and 7,933.33 is: 11,812.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,021.62 : 11,944.13 = 7,933.33 : x
  2. Step 2: Convert to fraction form
    8,021.62/11,944.13 = 7,933.33/x
  3. Step 3: Cross multiply
    8,021.62x = 11,944.13 × 7,933.33
  4. Step 4: Simplify right side
    8,021.62x = 94,756,724.85
  5. Step 5: Solve for x
    x = 94,756,724.85/8,021.62
  6. Step 6: Final answer
    x = 11,812.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.