Home / 9,161.22-13,743.69-3,896.22

Finding the Fourth Proportional to 9,161.22, 13,743.69 and 3,896.22

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Solution

The fourth proportional to 9,161.22, 13,743.69 and 3,896.22 is: 5,845.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,161.22 : 13,743.69 = 3,896.22 : x
  2. Step 2: Convert to fraction form
    9,161.22/13,743.69 = 3,896.22/x
  3. Step 3: Cross multiply
    9,161.22x = 13,743.69 × 3,896.22
  4. Step 4: Simplify right side
    9,161.22x = 53,548,439.85
  5. Step 5: Solve for x
    x = 53,548,439.85/9,161.22
  6. Step 6: Final answer
    x = 5,845.12

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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.