Home / 11,090.96-16,639.68-4,166

Finding the Fourth Proportional to 11,090.96, 16,639.68 and 4,166

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Solution

The fourth proportional to 11,090.96, 16,639.68 and 4,166 is: 6,250.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,090.96 : 16,639.68 = 4,166 : x
  2. Step 2: Convert to fraction form
    11,090.96/16,639.68 = 4,166/x
  3. Step 3: Cross multiply
    11,090.96x = 16,639.68 × 4,166
  4. Step 4: Simplify right side
    11,090.96x = 69,320,906.88
  5. Step 5: Solve for x
    x = 69,320,906.88/11,090.96
  6. Step 6: Final answer
    x = 6,250.22

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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.