Home / 5,198.43-7,168.88-3,403.23

Finding the Fourth Proportional to 5,198.43, 7,168.88 and 3,403.23

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Solution

The fourth proportional to 5,198.43, 7,168.88 and 3,403.23 is: 4,693.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,198.43 : 7,168.88 = 3,403.23 : x
  2. Step 2: Convert to fraction form
    5,198.43/7,168.88 = 3,403.23/x
  3. Step 3: Cross multiply
    5,198.43x = 7,168.88 × 3,403.23
  4. Step 4: Simplify right side
    5,198.43x = 24,397,330.47
  5. Step 5: Solve for x
    x = 24,397,330.47/5,198.43
  6. Step 6: Final answer
    x = 4,693.21

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1.5x scale

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.