Home / 4,168.75-6,247.15-2,086.64

Finding the Fourth Proportional to 4,168.75, 6,247.15 and 2,086.64

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Solution

The fourth proportional to 4,168.75, 6,247.15 and 2,086.64 is: 3,126.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,168.75 : 6,247.15 = 2,086.64 : x
  2. Step 2: Convert to fraction form
    4,168.75/6,247.15 = 2,086.64/x
  3. Step 3: Cross multiply
    4,168.75x = 6,247.15 × 2,086.64
  4. Step 4: Simplify right side
    4,168.75x = 13,035,553.08
  5. Step 5: Solve for x
    x = 13,035,553.08/4,168.75
  6. Step 6: Final answer
    x = 3,126.97

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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.