Home / 3,481.06-5,219.70-1,604.92

Finding the Fourth Proportional to 3,481.06, 5,219.70 and 1,604.92

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Solution

The fourth proportional to 3,481.06, 5,219.70 and 1,604.92 is: 2,406.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,481.06 : 5,219.70 = 1,604.92 : x
  2. Step 2: Convert to fraction form
    3,481.06/5,219.70 = 1,604.92/x
  3. Step 3: Cross multiply
    3,481.06x = 5,219.70 × 1,604.92
  4. Step 4: Simplify right side
    3,481.06x = 8,377,200.92
  5. Step 5: Solve for x
    x = 8,377,200.92/3,481.06
  6. Step 6: Final answer
    x = 2,406.51

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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.