Home / 11,201.22-16,776.30-5,361.96

Finding the Fourth Proportional to 11,201.22, 16,776.30 and 5,361.96

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Solution

The fourth proportional to 11,201.22, 16,776.30 and 5,361.96 is: 8,030.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,201.22 : 16,776.30 = 5,361.96 : x
  2. Step 2: Convert to fraction form
    11,201.22/16,776.30 = 5,361.96/x
  3. Step 3: Cross multiply
    11,201.22x = 16,776.30 × 5,361.96
  4. Step 4: Simplify right side
    11,201.22x = 89,953,849.55
  5. Step 5: Solve for x
    x = 89,953,849.55/11,201.22
  6. Step 6: Final answer
    x = 8,030.72

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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.