Home / 11,082.10-16,617.48-3,289.90

Finding the Fourth Proportional to 11,082.10, 16,617.48 and 3,289.90

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Solution

The fourth proportional to 11,082.10, 16,617.48 and 3,289.90 is: 4,933.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,082.10 : 16,617.48 = 3,289.90 : x
  2. Step 2: Convert to fraction form
    11,082.10/16,617.48 = 3,289.90/x
  3. Step 3: Cross multiply
    11,082.10x = 16,617.48 × 3,289.90
  4. Step 4: Simplify right side
    11,082.10x = 54,669,847.45
  5. Step 5: Solve for x
    x = 54,669,847.45/11,082.10
  6. Step 6: Final answer
    x = 4,933.17

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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.