Home / 11,171.68-16,755.66-3,272.34

Finding the Fourth Proportional to 11,171.68, 16,755.66 and 3,272.34

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Solution

The fourth proportional to 11,171.68, 16,755.66 and 3,272.34 is: 4,907.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,171.68 : 16,755.66 = 3,272.34 : x
  2. Step 2: Convert to fraction form
    11,171.68/16,755.66 = 3,272.34/x
  3. Step 3: Cross multiply
    11,171.68x = 16,755.66 × 3,272.34
  4. Step 4: Simplify right side
    11,171.68x = 54,830,216.44
  5. Step 5: Solve for x
    x = 54,830,216.44/11,171.68
  6. Step 6: Final answer
    x = 4,907.97

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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.