Home / 5,512.38-8,268.53-2,225.42

Finding the Fourth Proportional to 5,512.38, 8,268.53 and 2,225.42

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Solution

The fourth proportional to 5,512.38, 8,268.53 and 2,225.42 is: 3,338.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,512.38 : 8,268.53 = 2,225.42 : x
  2. Step 2: Convert to fraction form
    5,512.38/8,268.53 = 2,225.42/x
  3. Step 3: Cross multiply
    5,512.38x = 8,268.53 × 2,225.42
  4. Step 4: Simplify right side
    5,512.38x = 18,400,989.60
  5. Step 5: Solve for x
    x = 18,400,989.60/5,512.38
  6. Step 6: Final answer
    x = 3,338.12

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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.