Home / 3,801.39-5,704.64-2,862.34

Finding the Fourth Proportional to 3,801.39, 5,704.64 and 2,862.34

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Solution

The fourth proportional to 3,801.39, 5,704.64 and 2,862.34 is: 4,295.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,801.39 : 5,704.64 = 2,862.34 : x
  2. Step 2: Convert to fraction form
    3,801.39/5,704.64 = 2,862.34/x
  3. Step 3: Cross multiply
    3,801.39x = 5,704.64 × 2,862.34
  4. Step 4: Simplify right side
    3,801.39x = 16,328,619.26
  5. Step 5: Solve for x
    x = 16,328,619.26/3,801.39
  6. Step 6: Final answer
    x = 4,295.43

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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.