Home / 11,081.54-16,622.44-3,686

Finding the Fourth Proportional to 11,081.54, 16,622.44 and 3,686

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Solution

The fourth proportional to 11,081.54, 16,622.44 and 3,686 is: 5,529.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,081.54 : 16,622.44 = 3,686 : x
  2. Step 2: Convert to fraction form
    11,081.54/16,622.44 = 3,686/x
  3. Step 3: Cross multiply
    11,081.54x = 16,622.44 × 3,686
  4. Step 4: Simplify right side
    11,081.54x = 61,270,313.84
  5. Step 5: Solve for x
    x = 61,270,313.84/11,081.54
  6. Step 6: Final answer
    x = 5,529.04

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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.