Home / 11,768.86-17,660.73-6,578.14

Finding the Fourth Proportional to 11,768.86, 17,660.73 and 6,578.14

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Solution

The fourth proportional to 11,768.86, 17,660.73 and 6,578.14 is: 9,871.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,768.86 : 17,660.73 = 6,578.14 : x
  2. Step 2: Convert to fraction form
    11,768.86/17,660.73 = 6,578.14/x
  3. Step 3: Cross multiply
    11,768.86x = 17,660.73 × 6,578.14
  4. Step 4: Simplify right side
    11,768.86x = 116,174,754.44
  5. Step 5: Solve for x
    x = 116,174,754.44/11,768.86
  6. Step 6: Final answer
    x = 9,871.37

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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.