Home / 11,908.16-17,849.44-5,325.28

Finding the Fourth Proportional to 11,908.16, 17,849.44 and 5,325.28

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Solution

The fourth proportional to 11,908.16, 17,849.44 and 5,325.28 is: 7,982.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,908.16 : 17,849.44 = 5,325.28 : x
  2. Step 2: Convert to fraction form
    11,908.16/17,849.44 = 5,325.28/x
  3. Step 3: Cross multiply
    11,908.16x = 17,849.44 × 5,325.28
  4. Step 4: Simplify right side
    11,908.16x = 95,053,265.84
  5. Step 5: Solve for x
    x = 95,053,265.84/11,908.16
  6. Step 6: Final answer
    x = 7,982.20

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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.