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Finding the Fourth Proportional to 6,976.08, 9,626.94 and 3,832.20

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Solution

The fourth proportional to 6,976.08, 9,626.94 and 3,832.20 is: 5,288.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,976.08 : 9,626.94 = 3,832.20 : x
  2. Step 2: Convert to fraction form
    6,976.08/9,626.94 = 3,832.20/x
  3. Step 3: Cross multiply
    6,976.08x = 9,626.94 × 3,832.20
  4. Step 4: Simplify right side
    6,976.08x = 36,892,359.47
  5. Step 5: Solve for x
    x = 36,892,359.47/6,976.08
  6. Step 6: Final answer
    x = 5,288.41

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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.