Home / 9,231.39-13,847.09-2,305.95

Finding the Fourth Proportional to 9,231.39, 13,847.09 and 2,305.95

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Solution

The fourth proportional to 9,231.39, 13,847.09 and 2,305.95 is: 3,458.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,231.39 : 13,847.09 = 2,305.95 : x
  2. Step 2: Convert to fraction form
    9,231.39/13,847.09 = 2,305.95/x
  3. Step 3: Cross multiply
    9,231.39x = 13,847.09 × 2,305.95
  4. Step 4: Simplify right side
    9,231.39x = 31,930,685.66
  5. Step 5: Solve for x
    x = 31,930,685.66/9,231.39
  6. Step 6: Final answer
    x = 3,458.93

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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.