Home / 8,268.83-12,405.27-4,110.80

Finding the Fourth Proportional to 8,268.83, 12,405.27 and 4,110.80

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Solution

The fourth proportional to 8,268.83, 12,405.27 and 4,110.80 is: 6,167.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268.83 : 12,405.27 = 4,110.80 : x
  2. Step 2: Convert to fraction form
    8,268.83/12,405.27 = 4,110.80/x
  3. Step 3: Cross multiply
    8,268.83x = 12,405.27 × 4,110.80
  4. Step 4: Simplify right side
    8,268.83x = 50,995,552.90
  5. Step 5: Solve for x
    x = 50,995,552.90/8,268.83
  6. Step 6: Final answer
    x = 6,167.20

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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.