Home / 11,718.41-17,579.82-4,323.44

Finding the Fourth Proportional to 11,718.41, 17,579.82 and 4,323.44

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Solution

The fourth proportional to 11,718.41, 17,579.82 and 4,323.44 is: 6,485.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,718.41 : 17,579.82 = 4,323.44 : x
  2. Step 2: Convert to fraction form
    11,718.41/17,579.82 = 4,323.44/x
  3. Step 3: Cross multiply
    11,718.41x = 17,579.82 × 4,323.44
  4. Step 4: Simplify right side
    11,718.41x = 76,005,209.08
  5. Step 5: Solve for x
    x = 76,005,209.08/11,718.41
  6. Step 6: Final answer
    x = 6,485.97

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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.