Home / 3,768.57-5,652.51-2,543.85

Finding the Fourth Proportional to 3,768.57, 5,652.51 and 2,543.85

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Solution

The fourth proportional to 3,768.57, 5,652.51 and 2,543.85 is: 3,815.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768.57 : 5,652.51 = 2,543.85 : x
  2. Step 2: Convert to fraction form
    3,768.57/5,652.51 = 2,543.85/x
  3. Step 3: Cross multiply
    3,768.57x = 5,652.51 × 2,543.85
  4. Step 4: Simplify right side
    3,768.57x = 14,379,137.56
  5. Step 5: Solve for x
    x = 14,379,137.56/3,768.57
  6. Step 6: Final answer
    x = 3,815.54

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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.