Home / 11,975.07-16,517.68-7,491.04

Finding the Fourth Proportional to 11,975.07, 16,517.68 and 7,491.04

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Solution

The fourth proportional to 11,975.07, 16,517.68 and 7,491.04 is: 10,332.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,975.07 : 16,517.68 = 7,491.04 : x
  2. Step 2: Convert to fraction form
    11,975.07/16,517.68 = 7,491.04/x
  3. Step 3: Cross multiply
    11,975.07x = 16,517.68 × 7,491.04
  4. Step 4: Simplify right side
    11,975.07x = 123,734,601.59
  5. Step 5: Solve for x
    x = 123,734,601.59/11,975.07
  6. Step 6: Final answer
    x = 10,332.68

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.