Home / 6,796.12-9,378.79-3,812.16

Finding the Fourth Proportional to 6,796.12, 9,378.79 and 3,812.16

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Solution

The fourth proportional to 6,796.12, 9,378.79 and 3,812.16 is: 5,260.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,796.12 : 9,378.79 = 3,812.16 : x
  2. Step 2: Convert to fraction form
    6,796.12/9,378.79 = 3,812.16/x
  3. Step 3: Cross multiply
    6,796.12x = 9,378.79 × 3,812.16
  4. Step 4: Simplify right side
    6,796.12x = 35,753,473.73
  5. Step 5: Solve for x
    x = 35,753,473.73/6,796.12
  6. Step 6: Final answer
    x = 5,260.87

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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.