Home / 11,079.70-16,629.14-5,818.41

Finding the Fourth Proportional to 11,079.70, 16,629.14 and 5,818.41

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Solution

The fourth proportional to 11,079.70, 16,629.14 and 5,818.41 is: 8,732.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,079.70 : 16,629.14 = 5,818.41 : x
  2. Step 2: Convert to fraction form
    11,079.70/16,629.14 = 5,818.41/x
  3. Step 3: Cross multiply
    11,079.70x = 16,629.14 × 5,818.41
  4. Step 4: Simplify right side
    11,079.70x = 96,755,169.01
  5. Step 5: Solve for x
    x = 96,755,169.01/11,079.70
  6. Step 6: Final answer
    x = 8,732.65

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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.