Home / 5,517.66-8,268.39-4,350.45

Finding the Fourth Proportional to 5,517.66, 8,268.39 and 4,350.45

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Solution

The fourth proportional to 5,517.66, 8,268.39 and 4,350.45 is: 6,519.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517.66 : 8,268.39 = 4,350.45 : x
  2. Step 2: Convert to fraction form
    5,517.66/8,268.39 = 4,350.45/x
  3. Step 3: Cross multiply
    5,517.66x = 8,268.39 × 4,350.45
  4. Step 4: Simplify right side
    5,517.66x = 35,971,217.28
  5. Step 5: Solve for x
    x = 35,971,217.28/5,517.66
  6. Step 6: Final answer
    x = 6,519.29

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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.