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Finding the Fourth Proportional to 6,710.64, 10,066.22 and 3,198.84

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Solution

The fourth proportional to 6,710.64, 10,066.22 and 3,198.84 is: 4,798.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,710.64 : 10,066.22 = 3,198.84 : x
  2. Step 2: Convert to fraction form
    6,710.64/10,066.22 = 3,198.84/x
  3. Step 3: Cross multiply
    6,710.64x = 10,066.22 × 3,198.84
  4. Step 4: Simplify right side
    6,710.64x = 32,200,227.18
  5. Step 5: Solve for x
    x = 32,200,227.18/6,710.64
  6. Step 6: Final answer
    x = 4,798.38

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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.