Home / 11,217.06-16,828.07-3,426.48

Finding the Fourth Proportional to 11,217.06, 16,828.07 and 3,426.48

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Solution

The fourth proportional to 11,217.06, 16,828.07 and 3,426.48 is: 5,140.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,217.06 : 16,828.07 = 3,426.48 : x
  2. Step 2: Convert to fraction form
    11,217.06/16,828.07 = 3,426.48/x
  3. Step 3: Cross multiply
    11,217.06x = 16,828.07 × 3,426.48
  4. Step 4: Simplify right side
    11,217.06x = 57,661,028.16
  5. Step 5: Solve for x
    x = 57,661,028.16/11,217.06
  6. Step 6: Final answer
    x = 5,140.48

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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.