Home / 11,718.93-17,579.30-3,399.06

Finding the Fourth Proportional to 11,718.93, 17,579.30 and 3,399.06

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Solution

The fourth proportional to 11,718.93, 17,579.30 and 3,399.06 is: 5,098.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,718.93 : 17,579.30 = 3,399.06 : x
  2. Step 2: Convert to fraction form
    11,718.93/17,579.30 = 3,399.06/x
  3. Step 3: Cross multiply
    11,718.93x = 17,579.30 × 3,399.06
  4. Step 4: Simplify right side
    11,718.93x = 59,753,078.46
  5. Step 5: Solve for x
    x = 59,753,078.46/11,718.93
  6. Step 6: Final answer
    x = 5,098.85

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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.