Home / 11,140.94-16,711.41-3,743.42

Finding the Fourth Proportional to 11,140.94, 16,711.41 and 3,743.42

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Solution

The fourth proportional to 11,140.94, 16,711.41 and 3,743.42 is: 5,615.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,140.94 : 16,711.41 = 3,743.42 : x
  2. Step 2: Convert to fraction form
    11,140.94/16,711.41 = 3,743.42/x
  3. Step 3: Cross multiply
    11,140.94x = 16,711.41 × 3,743.42
  4. Step 4: Simplify right side
    11,140.94x = 62,557,756.90
  5. Step 5: Solve for x
    x = 62,557,756.90/11,140.94
  6. Step 6: Final answer
    x = 5,615.12

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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.