Home / 11,839.21-17,750.57-5,991.82

Finding the Fourth Proportional to 11,839.21, 17,750.57 and 5,991.82

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Solution

The fourth proportional to 11,839.21, 17,750.57 and 5,991.82 is: 8,983.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,839.21 : 17,750.57 = 5,991.82 : x
  2. Step 2: Convert to fraction form
    11,839.21/17,750.57 = 5,991.82/x
  3. Step 3: Cross multiply
    11,839.21x = 17,750.57 × 5,991.82
  4. Step 4: Simplify right side
    11,839.21x = 106,358,220.34
  5. Step 5: Solve for x
    x = 106,358,220.34/11,839.21
  6. Step 6: Final answer
    x = 8,983.56

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1.5x scale

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.