Home / 3,305.36-4,959.19-2,199.22

Finding the Fourth Proportional to 3,305.36, 4,959.19 and 2,199.22

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Solution

The fourth proportional to 3,305.36, 4,959.19 and 2,199.22 is: 3,299.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305.36 : 4,959.19 = 2,199.22 : x
  2. Step 2: Convert to fraction form
    3,305.36/4,959.19 = 2,199.22/x
  3. Step 3: Cross multiply
    3,305.36x = 4,959.19 × 2,199.22
  4. Step 4: Simplify right side
    3,305.36x = 10,906,339.59
  5. Step 5: Solve for x
    x = 10,906,339.59/3,305.36
  6. Step 6: Final answer
    x = 3,299.59

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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.