Home / 3,453.30-5,179.14-1,260.83

Finding the Fourth Proportional to 3,453.30, 5,179.14 and 1,260.83

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Solution

The fourth proportional to 3,453.30, 5,179.14 and 1,260.83 is: 1,890.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.30 : 5,179.14 = 1,260.83 : x
  2. Step 2: Convert to fraction form
    3,453.30/5,179.14 = 1,260.83/x
  3. Step 3: Cross multiply
    3,453.30x = 5,179.14 × 1,260.83
  4. Step 4: Simplify right side
    3,453.30x = 6,530,028.03
  5. Step 5: Solve for x
    x = 6,530,028.03/3,453.30
  6. Step 6: Final answer
    x = 1,890.95

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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.