Home / 11,189.11-16,783.66-5,327.95

Finding the Fourth Proportional to 11,189.11, 16,783.66 and 5,327.95

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Solution

The fourth proportional to 11,189.11, 16,783.66 and 5,327.95 is: 7,991.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,189.11 : 16,783.66 = 5,327.95 : x
  2. Step 2: Convert to fraction form
    11,189.11/16,783.66 = 5,327.95/x
  3. Step 3: Cross multiply
    11,189.11x = 16,783.66 × 5,327.95
  4. Step 4: Simplify right side
    11,189.11x = 89,422,466.00
  5. Step 5: Solve for x
    x = 89,422,466.00/11,189.11
  6. Step 6: Final answer
    x = 7,991.92

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Similar ratio
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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.