Home / 11,226.11-16,840.90-3,828.84

Finding the Fourth Proportional to 11,226.11, 16,840.90 and 3,828.84

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Solution

The fourth proportional to 11,226.11, 16,840.90 and 3,828.84 is: 5,743.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,226.11 : 16,840.90 = 3,828.84 : x
  2. Step 2: Convert to fraction form
    11,226.11/16,840.90 = 3,828.84/x
  3. Step 3: Cross multiply
    11,226.11x = 16,840.90 × 3,828.84
  4. Step 4: Simplify right side
    11,226.11x = 64,481,101.98
  5. Step 5: Solve for x
    x = 64,481,101.98/11,226.11
  6. Step 6: Final answer
    x = 5,743.85

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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.