Home / 11,882.10-17,824.08-3,984.63

Finding the Fourth Proportional to 11,882.10, 17,824.08 and 3,984.63

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Solution

The fourth proportional to 11,882.10, 17,824.08 and 3,984.63 is: 5,977.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,882.10 : 17,824.08 = 3,984.63 : x
  2. Step 2: Convert to fraction form
    11,882.10/17,824.08 = 3,984.63/x
  3. Step 3: Cross multiply
    11,882.10x = 17,824.08 × 3,984.63
  4. Step 4: Simplify right side
    11,882.10x = 71,022,363.89
  5. Step 5: Solve for x
    x = 71,022,363.89/11,882.10
  6. Step 6: Final answer
    x = 5,977.26

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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.