Home / 3,626.78-5,004.64-2,011.73

Finding the Fourth Proportional to 3,626.78, 5,004.64 and 2,011.73

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Solution

The fourth proportional to 3,626.78, 5,004.64 and 2,011.73 is: 2,776.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626.78 : 5,004.64 = 2,011.73 : x
  2. Step 2: Convert to fraction form
    3,626.78/5,004.64 = 2,011.73/x
  3. Step 3: Cross multiply
    3,626.78x = 5,004.64 × 2,011.73
  4. Step 4: Simplify right side
    3,626.78x = 10,067,991.91
  5. Step 5: Solve for x
    x = 10,067,991.91/3,626.78
  6. Step 6: Final answer
    x = 2,776.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.