Home / 3,179.39-4,769.54-1,099.99

Finding the Fourth Proportional to 3,179.39, 4,769.54 and 1,099.99

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Solution

The fourth proportional to 3,179.39, 4,769.54 and 1,099.99 is: 1,650.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,179.39 : 4,769.54 = 1,099.99 : x
  2. Step 2: Convert to fraction form
    3,179.39/4,769.54 = 1,099.99/x
  3. Step 3: Cross multiply
    3,179.39x = 4,769.54 × 1,099.99
  4. Step 4: Simplify right side
    3,179.39x = 5,246,458.37
  5. Step 5: Solve for x
    x = 5,246,458.37/3,179.39
  6. Step 6: Final answer
    x = 1,650.14

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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.