Home / 6,979.89-9,632.25-3,793.19

Finding the Fourth Proportional to 6,979.89, 9,632.25 and 3,793.19

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Solution

The fourth proportional to 6,979.89, 9,632.25 and 3,793.19 is: 5,234.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979.89 : 9,632.25 = 3,793.19 : x
  2. Step 2: Convert to fraction form
    6,979.89/9,632.25 = 3,793.19/x
  3. Step 3: Cross multiply
    6,979.89x = 9,632.25 × 3,793.19
  4. Step 4: Simplify right side
    6,979.89x = 36,536,906.22
  5. Step 5: Solve for x
    x = 36,536,906.22/6,979.89
  6. Step 6: Final answer
    x = 5,234.60

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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.