Home / 9,187.00-13,778.19-3,919.41

Finding the Fourth Proportional to 9,187.00, 13,778.19 and 3,919.41

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Solution

The fourth proportional to 9,187.00, 13,778.19 and 3,919.41 is: 5,878.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,187.00 : 13,778.19 = 3,919.41 : x
  2. Step 2: Convert to fraction form
    9,187.00/13,778.19 = 3,919.41/x
  3. Step 3: Cross multiply
    9,187.00x = 13,778.19 × 3,919.41
  4. Step 4: Simplify right side
    9,187.00x = 54,002,375.67
  5. Step 5: Solve for x
    x = 54,002,375.67/9,187.00
  6. Step 6: Final answer
    x = 5,878.13

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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.