Home / 3,479.38-5,213.94-2,550.59

Finding the Fourth Proportional to 3,479.38, 5,213.94 and 2,550.59

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Solution

The fourth proportional to 3,479.38, 5,213.94 and 2,550.59 is: 3,822.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479.38 : 5,213.94 = 2,550.59 : x
  2. Step 2: Convert to fraction form
    3,479.38/5,213.94 = 2,550.59/x
  3. Step 3: Cross multiply
    3,479.38x = 5,213.94 × 2,550.59
  4. Step 4: Simplify right side
    3,479.38x = 13,298,628.66
  5. Step 5: Solve for x
    x = 13,298,628.66/3,479.38
  6. Step 6: Final answer
    x = 3,822.13

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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.