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Finding the Fourth Proportional to 6,976.14, 9,626.88 and 3,832.14

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Solution

The fourth proportional to 6,976.14, 9,626.88 and 3,832.14 is: 5,288.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,976.14 : 9,626.88 = 3,832.14 : x
  2. Step 2: Convert to fraction form
    6,976.14/9,626.88 = 3,832.14/x
  3. Step 3: Cross multiply
    6,976.14x = 9,626.88 × 3,832.14
  4. Step 4: Simplify right side
    6,976.14x = 36,891,551.92
  5. Step 5: Solve for x
    x = 36,891,551.92/6,976.14
  6. Step 6: Final answer
    x = 5,288.25

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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.