Home / 11,770.57-17,660.46-5,192.14

Finding the Fourth Proportional to 11,770.57, 17,660.46 and 5,192.14

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Solution

The fourth proportional to 11,770.57, 17,660.46 and 5,192.14 is: 7,790.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,770.57 : 17,660.46 = 5,192.14 : x
  2. Step 2: Convert to fraction form
    11,770.57/17,660.46 = 5,192.14/x
  3. Step 3: Cross multiply
    11,770.57x = 17,660.46 × 5,192.14
  4. Step 4: Simplify right side
    11,770.57x = 91,695,580.78
  5. Step 5: Solve for x
    x = 91,695,580.78/11,770.57
  6. Step 6: Final answer
    x = 7,790.24

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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.