Home / 11,181.60-16,777.02-5,631.96

Finding the Fourth Proportional to 11,181.60, 16,777.02 and 5,631.96

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Solution

The fourth proportional to 11,181.60, 16,777.02 and 5,631.96 is: 8,450.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,181.60 : 16,777.02 = 5,631.96 : x
  2. Step 2: Convert to fraction form
    11,181.60/16,777.02 = 5,631.96/x
  3. Step 3: Cross multiply
    11,181.60x = 16,777.02 × 5,631.96
  4. Step 4: Simplify right side
    11,181.60x = 94,487,505.56
  5. Step 5: Solve for x
    x = 94,487,505.56/11,181.60
  6. Step 6: Final answer
    x = 8,450.27

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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.