Home / 11,027.15-16,540.62-4,453.25

Finding the Fourth Proportional to 11,027.15, 16,540.62 and 4,453.25

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Solution

The fourth proportional to 11,027.15, 16,540.62 and 4,453.25 is: 6,679.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,027.15 : 16,540.62 = 4,453.25 : x
  2. Step 2: Convert to fraction form
    11,027.15/16,540.62 = 4,453.25/x
  3. Step 3: Cross multiply
    11,027.15x = 16,540.62 × 4,453.25
  4. Step 4: Simplify right side
    11,027.15x = 73,659,416.61
  5. Step 5: Solve for x
    x = 73,659,416.61/11,027.15
  6. Step 6: Final answer
    x = 6,679.82

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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.