Home / 4,105.77-6,158.61-2,786.27

Finding the Fourth Proportional to 4,105.77, 6,158.61 and 2,786.27

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Solution

The fourth proportional to 4,105.77, 6,158.61 and 2,786.27 is: 4,179.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,105.77 : 6,158.61 = 2,786.27 : x
  2. Step 2: Convert to fraction form
    4,105.77/6,158.61 = 2,786.27/x
  3. Step 3: Cross multiply
    4,105.77x = 6,158.61 × 2,786.27
  4. Step 4: Simplify right side
    4,105.77x = 17,159,519.49
  5. Step 5: Solve for x
    x = 17,159,519.49/4,105.77
  6. Step 6: Final answer
    x = 4,179.37

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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.