Home / 6,979.92-9,632.17-3,836.04

Finding the Fourth Proportional to 6,979.92, 9,632.17 and 3,836.04

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Solution

The fourth proportional to 6,979.92, 9,632.17 and 3,836.04 is: 5,293.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979.92 : 9,632.17 = 3,836.04 : x
  2. Step 2: Convert to fraction form
    6,979.92/9,632.17 = 3,836.04/x
  3. Step 3: Cross multiply
    6,979.92x = 9,632.17 × 3,836.04
  4. Step 4: Simplify right side
    6,979.92x = 36,949,379.82
  5. Step 5: Solve for x
    x = 36,949,379.82/6,979.92
  6. Step 6: Final answer
    x = 5,293.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.