Home / 2,522.64-3,778.38-2,003.22

Finding the Fourth Proportional to 2,522.64, 3,778.38 and 2,003.22

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Solution

The fourth proportional to 2,522.64, 3,778.38 and 2,003.22 is: 3,000.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,522.64 : 3,778.38 = 2,003.22 : x
  2. Step 2: Convert to fraction form
    2,522.64/3,778.38 = 2,003.22/x
  3. Step 3: Cross multiply
    2,522.64x = 3,778.38 × 2,003.22
  4. Step 4: Simplify right side
    2,522.64x = 7,568,926.38
  5. Step 5: Solve for x
    x = 7,568,926.38/2,522.64
  6. Step 6: Final answer
    x = 3,000.40

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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.