Home / 11,081.60-16,625.13-3,290.41

Finding the Fourth Proportional to 11,081.60, 16,625.13 and 3,290.41

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Solution

The fourth proportional to 11,081.60, 16,625.13 and 3,290.41 is: 4,936.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,081.60 : 16,625.13 = 3,290.41 : x
  2. Step 2: Convert to fraction form
    11,081.60/16,625.13 = 3,290.41/x
  3. Step 3: Cross multiply
    11,081.60x = 16,625.13 × 3,290.41
  4. Step 4: Simplify right side
    11,081.60x = 54,703,494.00
  5. Step 5: Solve for x
    x = 54,703,494.00/11,081.60
  6. Step 6: Final answer
    x = 4,936.43

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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.