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Finding the Fourth Proportional to 3,008.44, 4,511.97 and 1,447.64

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Solution

The fourth proportional to 3,008.44, 4,511.97 and 1,447.64 is: 2,171.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.44 : 4,511.97 = 1,447.64 : x
  2. Step 2: Convert to fraction form
    3,008.44/4,511.97 = 1,447.64/x
  3. Step 3: Cross multiply
    3,008.44x = 4,511.97 × 1,447.64
  4. Step 4: Simplify right side
    3,008.44x = 6,531,708.25
  5. Step 5: Solve for x
    x = 6,531,708.25/3,008.44
  6. Step 6: Final answer
    x = 2,171.13

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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.