Home / 3,298.78-4,552.26-1,806.70

Finding the Fourth Proportional to 3,298.78, 4,552.26 and 1,806.70

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Solution

The fourth proportional to 3,298.78, 4,552.26 and 1,806.70 is: 2,493.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.78 : 4,552.26 = 1,806.70 : x
  2. Step 2: Convert to fraction form
    3,298.78/4,552.26 = 1,806.70/x
  3. Step 3: Cross multiply
    3,298.78x = 4,552.26 × 1,806.70
  4. Step 4: Simplify right side
    3,298.78x = 8,224,553.62
  5. Step 5: Solve for x
    x = 8,224,553.62/3,298.78
  6. Step 6: Final answer
    x = 2,493.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.