Home / 4,115.10-6,168.99-1,517.43

Finding the Fourth Proportional to 4,115.10, 6,168.99 and 1,517.43

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Solution

The fourth proportional to 4,115.10, 6,168.99 and 1,517.43 is: 2,274.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115.10 : 6,168.99 = 1,517.43 : x
  2. Step 2: Convert to fraction form
    4,115.10/6,168.99 = 1,517.43/x
  3. Step 3: Cross multiply
    4,115.10x = 6,168.99 × 1,517.43
  4. Step 4: Simplify right side
    4,115.10x = 9,361,039.32
  5. Step 5: Solve for x
    x = 9,361,039.32/4,115.10
  6. Step 6: Final answer
    x = 2,274.80

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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.