Home / 11,091.56-16,645.20-6,165.08

Finding the Fourth Proportional to 11,091.56, 16,645.20 and 6,165.08

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Solution

The fourth proportional to 11,091.56, 16,645.20 and 6,165.08 is: 9,251.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,091.56 : 16,645.20 = 6,165.08 : x
  2. Step 2: Convert to fraction form
    11,091.56/16,645.20 = 6,165.08/x
  3. Step 3: Cross multiply
    11,091.56x = 16,645.20 × 6,165.08
  4. Step 4: Simplify right side
    11,091.56x = 102,618,989.62
  5. Step 5: Solve for x
    x = 102,618,989.62/11,091.56
  6. Step 6: Final answer
    x = 9,251.99

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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.