Home / 11,026.44-16,539.42-5,179.80

Finding the Fourth Proportional to 11,026.44, 16,539.42 and 5,179.80

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Solution

The fourth proportional to 11,026.44, 16,539.42 and 5,179.80 is: 7,769.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,026.44 : 16,539.42 = 5,179.80 : x
  2. Step 2: Convert to fraction form
    11,026.44/16,539.42 = 5,179.80/x
  3. Step 3: Cross multiply
    11,026.44x = 16,539.42 × 5,179.80
  4. Step 4: Simplify right side
    11,026.44x = 85,670,887.72
  5. Step 5: Solve for x
    x = 85,670,887.72/11,026.44
  6. Step 6: Final answer
    x = 7,769.59

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1.5x scale

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.