Home / 3,877.11-5,351.00-2,683.98

Finding the Fourth Proportional to 3,877.11, 5,351.00 and 2,683.98

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Solution

The fourth proportional to 3,877.11, 5,351.00 and 2,683.98 is: 3,704.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,877.11 : 5,351.00 = 2,683.98 : x
  2. Step 2: Convert to fraction form
    3,877.11/5,351.00 = 2,683.98/x
  3. Step 3: Cross multiply
    3,877.11x = 5,351.00 × 2,683.98
  4. Step 4: Simplify right side
    3,877.11x = 14,361,963.56
  5. Step 5: Solve for x
    x = 14,361,963.56/3,877.11
  6. Step 6: Final answer
    x = 3,704.30

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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.