Home / 11,294.34-16,943.79-3,899.09

Finding the Fourth Proportional to 11,294.34, 16,943.79 and 3,899.09

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Solution

The fourth proportional to 11,294.34, 16,943.79 and 3,899.09 is: 5,849.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,294.34 : 16,943.79 = 3,899.09 : x
  2. Step 2: Convert to fraction form
    11,294.34/16,943.79 = 3,899.09/x
  3. Step 3: Cross multiply
    11,294.34x = 16,943.79 × 3,899.09
  4. Step 4: Simplify right side
    11,294.34x = 66,065,277.43
  5. Step 5: Solve for x
    x = 66,065,277.43/11,294.34
  6. Step 6: Final answer
    x = 5,849.41

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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.