Home / 11,027.09-16,540.59-4,453.20

Finding the Fourth Proportional to 11,027.09, 16,540.59 and 4,453.20

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Solution

The fourth proportional to 11,027.09, 16,540.59 and 4,453.20 is: 6,679.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,027.09 : 16,540.59 = 4,453.20 : x
  2. Step 2: Convert to fraction form
    11,027.09/16,540.59 = 4,453.20/x
  3. Step 3: Cross multiply
    11,027.09x = 16,540.59 × 4,453.20
  4. Step 4: Simplify right side
    11,027.09x = 73,658,555.39
  5. Step 5: Solve for x
    x = 73,658,555.39/11,027.09
  6. Step 6: Final answer
    x = 6,679.78

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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.