Home / 3,201.69-4,794.79-2,649.81

Finding the Fourth Proportional to 3,201.69, 4,794.79 and 2,649.81

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Solution

The fourth proportional to 3,201.69, 4,794.79 and 2,649.81 is: 3,968.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201.69 : 4,794.79 = 2,649.81 : x
  2. Step 2: Convert to fraction form
    3,201.69/4,794.79 = 2,649.81/x
  3. Step 3: Cross multiply
    3,201.69x = 4,794.79 × 2,649.81
  4. Step 4: Simplify right side
    3,201.69x = 12,705,282.49
  5. Step 5: Solve for x
    x = 12,705,282.49/3,201.69
  6. Step 6: Final answer
    x = 3,968.31

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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.