Home / 4,640.66-6,958.55-2,665.88

Finding the Fourth Proportional to 4,640.66, 6,958.55 and 2,665.88

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Solution

The fourth proportional to 4,640.66, 6,958.55 and 2,665.88 is: 3,997.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,640.66 : 6,958.55 = 2,665.88 : x
  2. Step 2: Convert to fraction form
    4,640.66/6,958.55 = 2,665.88/x
  3. Step 3: Cross multiply
    4,640.66x = 6,958.55 × 2,665.88
  4. Step 4: Simplify right side
    4,640.66x = 18,550,611.15
  5. Step 5: Solve for x
    x = 18,550,611.15/4,640.66
  6. Step 6: Final answer
    x = 3,997.41

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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.