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Finding the Fourth Proportional to 6,662.60, 9,995.02 and 2,767.30

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Solution

The fourth proportional to 6,662.60, 9,995.02 and 2,767.30 is: 4,151.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,662.60 : 9,995.02 = 2,767.30 : x
  2. Step 2: Convert to fraction form
    6,662.60/9,995.02 = 2,767.30/x
  3. Step 3: Cross multiply
    6,662.60x = 9,995.02 × 2,767.30
  4. Step 4: Simplify right side
    6,662.60x = 27,659,218.85
  5. Step 5: Solve for x
    x = 27,659,218.85/6,662.60
  6. Step 6: Final answer
    x = 4,151.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.