Home / 12,009.07-16,571.82-6,704.22

Finding the Fourth Proportional to 12,009.07, 16,571.82 and 6,704.22

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Solution

The fourth proportional to 12,009.07, 16,571.82 and 6,704.22 is: 9,251.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,009.07 : 16,571.82 = 6,704.22 : x
  2. Step 2: Convert to fraction form
    12,009.07/16,571.82 = 6,704.22/x
  3. Step 3: Cross multiply
    12,009.07x = 16,571.82 × 6,704.22
  4. Step 4: Simplify right side
    12,009.07x = 111,101,127.08
  5. Step 5: Solve for x
    x = 111,101,127.08/12,009.07
  6. Step 6: Final answer
    x = 9,251.43

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1.5x scale

Why These Related Problems?

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