Home / 3,365.11-4,644-1,872.97

Finding the Fourth Proportional to 3,365.11, 4,644 and 1,872.97

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Solution

The fourth proportional to 3,365.11, 4,644 and 1,872.97 is: 2,584.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365.11 : 4,644 = 1,872.97 : x
  2. Step 2: Convert to fraction form
    3,365.11/4,644 = 1,872.97/x
  3. Step 3: Cross multiply
    3,365.11x = 4,644 × 1,872.97
  4. Step 4: Simplify right side
    3,365.11x = 8,698,072.68
  5. Step 5: Solve for x
    x = 8,698,072.68/3,365.11
  6. Step 6: Final answer
    x = 2,584.78

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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.