Home / 11,241.25-16,861.94-4,577.87

Finding the Fourth Proportional to 11,241.25, 16,861.94 and 4,577.87

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Solution

The fourth proportional to 11,241.25, 16,861.94 and 4,577.87 is: 6,866.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,241.25 : 16,861.94 = 4,577.87 : x
  2. Step 2: Convert to fraction form
    11,241.25/16,861.94 = 4,577.87/x
  3. Step 3: Cross multiply
    11,241.25x = 16,861.94 × 4,577.87
  4. Step 4: Simplify right side
    11,241.25x = 77,191,769.27
  5. Step 5: Solve for x
    x = 77,191,769.27/11,241.25
  6. Step 6: Final answer
    x = 6,866.83

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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.