Home / 3,479.61-4,796.41-2,636.94

Finding the Fourth Proportional to 3,479.61, 4,796.41 and 2,636.94

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Solution

The fourth proportional to 3,479.61, 4,796.41 and 2,636.94 is: 3,634.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479.61 : 4,796.41 = 2,636.94 : x
  2. Step 2: Convert to fraction form
    3,479.61/4,796.41 = 2,636.94/x
  3. Step 3: Cross multiply
    3,479.61x = 4,796.41 × 2,636.94
  4. Step 4: Simplify right side
    3,479.61x = 12,647,845.39
  5. Step 5: Solve for x
    x = 12,647,845.39/3,479.61
  6. Step 6: Final answer
    x = 3,634.85

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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.