Home / 7,936.38-11,904.85-3,006.38

Finding the Fourth Proportional to 7,936.38, 11,904.85 and 3,006.38

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Solution

The fourth proportional to 7,936.38, 11,904.85 and 3,006.38 is: 4,509.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936.38 : 11,904.85 = 3,006.38 : x
  2. Step 2: Convert to fraction form
    7,936.38/11,904.85 = 3,006.38/x
  3. Step 3: Cross multiply
    7,936.38x = 11,904.85 × 3,006.38
  4. Step 4: Simplify right side
    7,936.38x = 35,790,443.42
  5. Step 5: Solve for x
    x = 35,790,443.42/7,936.38
  6. Step 6: Final answer
    x = 4,509.67

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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.