Home / 11,690.80-17,536.44-6,529.60

Finding the Fourth Proportional to 11,690.80, 17,536.44 and 6,529.60

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Solution

The fourth proportional to 11,690.80, 17,536.44 and 6,529.60 is: 9,794.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,690.80 : 17,536.44 = 6,529.60 : x
  2. Step 2: Convert to fraction form
    11,690.80/17,536.44 = 6,529.60/x
  3. Step 3: Cross multiply
    11,690.80x = 17,536.44 × 6,529.60
  4. Step 4: Simplify right side
    11,690.80x = 114,505,938.62
  5. Step 5: Solve for x
    x = 114,505,938.62/11,690.80
  6. Step 6: Final answer
    x = 9,794.53

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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.