Home / 11,180.67-16,764.56-4,520.35

Finding the Fourth Proportional to 11,180.67, 16,764.56 and 4,520.35

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Solution

The fourth proportional to 11,180.67, 16,764.56 and 4,520.35 is: 6,777.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,180.67 : 16,764.56 = 4,520.35 : x
  2. Step 2: Convert to fraction form
    11,180.67/16,764.56 = 4,520.35/x
  3. Step 3: Cross multiply
    11,180.67x = 16,764.56 × 4,520.35
  4. Step 4: Simplify right side
    11,180.67x = 75,781,678.80
  5. Step 5: Solve for x
    x = 75,781,678.80/11,180.67
  6. Step 6: Final answer
    x = 6,777.92

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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.