Home / 3,771.50-5,204.94-2,199.02

Finding the Fourth Proportional to 3,771.50, 5,204.94 and 2,199.02

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Solution

The fourth proportional to 3,771.50, 5,204.94 and 2,199.02 is: 3,034.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771.50 : 5,204.94 = 2,199.02 : x
  2. Step 2: Convert to fraction form
    3,771.50/5,204.94 = 2,199.02/x
  3. Step 3: Cross multiply
    3,771.50x = 5,204.94 × 2,199.02
  4. Step 4: Simplify right side
    3,771.50x = 11,445,767.16
  5. Step 5: Solve for x
    x = 11,445,767.16/3,771.50
  6. Step 6: Final answer
    x = 3,034.81

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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.