Home / 12,168.06-16,791.84-6,579.06

Finding the Fourth Proportional to 12,168.06, 16,791.84 and 6,579.06

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Solution

The fourth proportional to 12,168.06, 16,791.84 and 6,579.06 is: 9,079.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,168.06 : 16,791.84 = 6,579.06 : x
  2. Step 2: Convert to fraction form
    12,168.06/16,791.84 = 6,579.06/x
  3. Step 3: Cross multiply
    12,168.06x = 16,791.84 × 6,579.06
  4. Step 4: Simplify right side
    12,168.06x = 110,474,522.87
  5. Step 5: Solve for x
    x = 110,474,522.87/12,168.06
  6. Step 6: Final answer
    x = 9,079.06

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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.