Home / 11,179.32-16,772.49-4,608.60

Finding the Fourth Proportional to 11,179.32, 16,772.49 and 4,608.60

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Solution

The fourth proportional to 11,179.32, 16,772.49 and 4,608.60 is: 6,914.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,179.32 : 16,772.49 = 4,608.60 : x
  2. Step 2: Convert to fraction form
    11,179.32/16,772.49 = 4,608.60/x
  3. Step 3: Cross multiply
    11,179.32x = 16,772.49 × 4,608.60
  4. Step 4: Simplify right side
    11,179.32x = 77,297,697.41
  5. Step 5: Solve for x
    x = 77,297,697.41/11,179.32
  6. Step 6: Final answer
    x = 6,914.35

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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.