Home / 3,279.46-4,918.68-1,799.41

Finding the Fourth Proportional to 3,279.46, 4,918.68 and 1,799.41

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Solution

The fourth proportional to 3,279.46, 4,918.68 and 1,799.41 is: 2,698.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.46 : 4,918.68 = 1,799.41 : x
  2. Step 2: Convert to fraction form
    3,279.46/4,918.68 = 1,799.41/x
  3. Step 3: Cross multiply
    3,279.46x = 4,918.68 × 1,799.41
  4. Step 4: Simplify right side
    3,279.46x = 8,850,712.98
  5. Step 5: Solve for x
    x = 8,850,712.98/3,279.46
  6. Step 6: Final answer
    x = 2,698.83

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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.