Home / 3,628.26-5,446.72-2,896.91

Finding the Fourth Proportional to 3,628.26, 5,446.72 and 2,896.91

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Solution

The fourth proportional to 3,628.26, 5,446.72 and 2,896.91 is: 4,348.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628.26 : 5,446.72 = 2,896.91 : x
  2. Step 2: Convert to fraction form
    3,628.26/5,446.72 = 2,896.91/x
  3. Step 3: Cross multiply
    3,628.26x = 5,446.72 × 2,896.91
  4. Step 4: Simplify right side
    3,628.26x = 15,778,630.98
  5. Step 5: Solve for x
    x = 15,778,630.98/3,628.26
  6. Step 6: Final answer
    x = 4,348.81

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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.