Home / 11,082.52-16,621.60-3,289.60

Finding the Fourth Proportional to 11,082.52, 16,621.60 and 3,289.60

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Solution

The fourth proportional to 11,082.52, 16,621.60 and 3,289.60 is: 4,933.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,082.52 : 16,621.60 = 3,289.60 : x
  2. Step 2: Convert to fraction form
    11,082.52/16,621.60 = 3,289.60/x
  3. Step 3: Cross multiply
    11,082.52x = 16,621.60 × 3,289.60
  4. Step 4: Simplify right side
    11,082.52x = 54,678,415.36
  5. Step 5: Solve for x
    x = 54,678,415.36/11,082.52
  6. Step 6: Final answer
    x = 4,933.75

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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.