Home / 9,540.26-13,162.86-6,183.21

Finding the Fourth Proportional to 9,540.26, 13,162.86 and 6,183.21

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Solution

The fourth proportional to 9,540.26, 13,162.86 and 6,183.21 is: 8,531.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,540.26 : 13,162.86 = 6,183.21 : x
  2. Step 2: Convert to fraction form
    9,540.26/13,162.86 = 6,183.21/x
  3. Step 3: Cross multiply
    9,540.26x = 13,162.86 × 6,183.21
  4. Step 4: Simplify right side
    9,540.26x = 81,388,727.58
  5. Step 5: Solve for x
    x = 81,388,727.58/9,540.26
  6. Step 6: Final answer
    x = 8,531.09

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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.