Home / 11,224.56-16,836.78-3,327.68

Finding the Fourth Proportional to 11,224.56, 16,836.78 and 3,327.68

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Solution

The fourth proportional to 11,224.56, 16,836.78 and 3,327.68 is: 4,991.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,224.56 : 16,836.78 = 3,327.68 : x
  2. Step 2: Convert to fraction form
    11,224.56/16,836.78 = 3,327.68/x
  3. Step 3: Cross multiply
    11,224.56x = 16,836.78 × 3,327.68
  4. Step 4: Simplify right side
    11,224.56x = 56,027,331.89
  5. Step 5: Solve for x
    x = 56,027,331.89/11,224.56
  6. Step 6: Final answer
    x = 4,991.49

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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.