Home / 11,656.82-17,469.65-4,254.32

Finding the Fourth Proportional to 11,656.82, 17,469.65 and 4,254.32

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Solution

The fourth proportional to 11,656.82, 17,469.65 and 4,254.32 is: 6,375.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,656.82 : 17,469.65 = 4,254.32 : x
  2. Step 2: Convert to fraction form
    11,656.82/17,469.65 = 4,254.32/x
  3. Step 3: Cross multiply
    11,656.82x = 17,469.65 × 4,254.32
  4. Step 4: Simplify right side
    11,656.82x = 74,321,481.39
  5. Step 5: Solve for x
    x = 74,321,481.39/11,656.82
  6. Step 6: Final answer
    x = 6,375.79

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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.