Home / 11,816.11-17,735.16-5,976.82

Finding the Fourth Proportional to 11,816.11, 17,735.16 and 5,976.82

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Solution

The fourth proportional to 11,816.11, 17,735.16 and 5,976.82 is: 8,970.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,816.11 : 17,735.16 = 5,976.82 : x
  2. Step 2: Convert to fraction form
    11,816.11/17,735.16 = 5,976.82/x
  3. Step 3: Cross multiply
    11,816.11x = 17,735.16 × 5,976.82
  4. Step 4: Simplify right side
    11,816.11x = 105,999,858.99
  5. Step 5: Solve for x
    x = 105,999,858.99/11,816.11
  6. Step 6: Final answer
    x = 8,970.79

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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.