Home / 11,140.11-16,709.85-3,744.99

Finding the Fourth Proportional to 11,140.11, 16,709.85 and 3,744.99

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Solution

The fourth proportional to 11,140.11, 16,709.85 and 3,744.99 is: 5,617.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,140.11 : 16,709.85 = 3,744.99 : x
  2. Step 2: Convert to fraction form
    11,140.11/16,709.85 = 3,744.99/x
  3. Step 3: Cross multiply
    11,140.11x = 16,709.85 × 3,744.99
  4. Step 4: Simplify right side
    11,140.11x = 62,578,221.15
  5. Step 5: Solve for x
    x = 62,578,221.15/11,140.11
  6. Step 6: Final answer
    x = 5,617.38

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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.