Home / 11,491.75-17,240.10-3,701.17

Finding the Fourth Proportional to 11,491.75, 17,240.10 and 3,701.17

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Solution

The fourth proportional to 11,491.75, 17,240.10 and 3,701.17 is: 5,552.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,491.75 : 17,240.10 = 3,701.17 : x
  2. Step 2: Convert to fraction form
    11,491.75/17,240.10 = 3,701.17/x
  3. Step 3: Cross multiply
    11,491.75x = 17,240.10 × 3,701.17
  4. Step 4: Simplify right side
    11,491.75x = 63,808,540.92
  5. Step 5: Solve for x
    x = 63,808,540.92/11,491.75
  6. Step 6: Final answer
    x = 5,552.55

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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.