Home / 11,155.93-16,733.39-4,914.27

Finding the Fourth Proportional to 11,155.93, 16,733.39 and 4,914.27

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Solution

The fourth proportional to 11,155.93, 16,733.39 and 4,914.27 is: 7,371.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,155.93 : 16,733.39 = 4,914.27 : x
  2. Step 2: Convert to fraction form
    11,155.93/16,733.39 = 4,914.27/x
  3. Step 3: Cross multiply
    11,155.93x = 16,733.39 × 4,914.27
  4. Step 4: Simplify right side
    11,155.93x = 82,232,371.90
  5. Step 5: Solve for x
    x = 82,232,371.90/11,155.93
  6. Step 6: Final answer
    x = 7,371.18

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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.