Home / 3,766.88-5,198.17-2,088.36

Finding the Fourth Proportional to 3,766.88, 5,198.17 and 2,088.36

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Solution

The fourth proportional to 3,766.88, 5,198.17 and 2,088.36 is: 2,881.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,766.88 : 5,198.17 = 2,088.36 : x
  2. Step 2: Convert to fraction form
    3,766.88/5,198.17 = 2,088.36/x
  3. Step 3: Cross multiply
    3,766.88x = 5,198.17 × 2,088.36
  4. Step 4: Simplify right side
    3,766.88x = 10,855,650.30
  5. Step 5: Solve for x
    x = 10,855,650.30/3,766.88
  6. Step 6: Final answer
    x = 2,881.87

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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.