Home / 11,843.28-17,768.58-5,268.96

Finding the Fourth Proportional to 11,843.28, 17,768.58 and 5,268.96

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Solution

The fourth proportional to 11,843.28, 17,768.58 and 5,268.96 is: 7,905.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,843.28 : 17,768.58 = 5,268.96 : x
  2. Step 2: Convert to fraction form
    11,843.28/17,768.58 = 5,268.96/x
  3. Step 3: Cross multiply
    11,843.28x = 17,768.58 × 5,268.96
  4. Step 4: Simplify right side
    11,843.28x = 93,621,937.28
  5. Step 5: Solve for x
    x = 93,621,937.28/11,843.28
  6. Step 6: Final answer
    x = 7,905.07

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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.