Home / 11,291.40-16,937.82-3,896.52

Finding the Fourth Proportional to 11,291.40, 16,937.82 and 3,896.52

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Solution

The fourth proportional to 11,291.40, 16,937.82 and 3,896.52 is: 5,845.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,291.40 : 16,937.82 = 3,896.52 : x
  2. Step 2: Convert to fraction form
    11,291.40/16,937.82 = 3,896.52/x
  3. Step 3: Cross multiply
    11,291.40x = 16,937.82 × 3,896.52
  4. Step 4: Simplify right side
    11,291.40x = 65,998,554.39
  5. Step 5: Solve for x
    x = 65,998,554.39/11,291.40
  6. Step 6: Final answer
    x = 5,845.03

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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.