Home / 3,522.78-5,273.23-2,221.52

Finding the Fourth Proportional to 3,522.78, 5,273.23 and 2,221.52

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Solution

The fourth proportional to 3,522.78, 5,273.23 and 2,221.52 is: 3,325.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,522.78 : 5,273.23 = 2,221.52 : x
  2. Step 2: Convert to fraction form
    3,522.78/5,273.23 = 2,221.52/x
  3. Step 3: Cross multiply
    3,522.78x = 5,273.23 × 2,221.52
  4. Step 4: Simplify right side
    3,522.78x = 11,714,585.91
  5. Step 5: Solve for x
    x = 11,714,585.91/3,522.78
  6. Step 6: Final answer
    x = 3,325.38

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1.5x scale

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.