Home / 3,818.10-5,722.83-1,625.70

Finding the Fourth Proportional to 3,818.10, 5,722.83 and 1,625.70

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Solution

The fourth proportional to 3,818.10, 5,722.83 and 1,625.70 is: 2,436.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818.10 : 5,722.83 = 1,625.70 : x
  2. Step 2: Convert to fraction form
    3,818.10/5,722.83 = 1,625.70/x
  3. Step 3: Cross multiply
    3,818.10x = 5,722.83 × 1,625.70
  4. Step 4: Simplify right side
    3,818.10x = 9,303,604.73
  5. Step 5: Solve for x
    x = 9,303,604.73/3,818.10
  6. Step 6: Final answer
    x = 2,436.71

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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.