Home / 8,114.08-12,175.92-3,433.84

Finding the Fourth Proportional to 8,114.08, 12,175.92 and 3,433.84

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Solution

The fourth proportional to 8,114.08, 12,175.92 and 3,433.84 is: 5,152.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,114.08 : 12,175.92 = 3,433.84 : x
  2. Step 2: Convert to fraction form
    8,114.08/12,175.92 = 3,433.84/x
  3. Step 3: Cross multiply
    8,114.08x = 12,175.92 × 3,433.84
  4. Step 4: Simplify right side
    8,114.08x = 41,810,161.13
  5. Step 5: Solve for x
    x = 41,810,161.13/8,114.08
  6. Step 6: Final answer
    x = 5,152.79

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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.