Home / 9,192.12-13,786.26-2,616.84

Finding the Fourth Proportional to 9,192.12, 13,786.26 and 2,616.84

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Solution

The fourth proportional to 9,192.12, 13,786.26 and 2,616.84 is: 3,924.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,192.12 : 13,786.26 = 2,616.84 : x
  2. Step 2: Convert to fraction form
    9,192.12/13,786.26 = 2,616.84/x
  3. Step 3: Cross multiply
    9,192.12x = 13,786.26 × 2,616.84
  4. Step 4: Simplify right side
    9,192.12x = 36,076,436.62
  5. Step 5: Solve for x
    x = 36,076,436.62/9,192.12
  6. Step 6: Final answer
    x = 3,924.71

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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.