Home / 11,840.48-17,736.57-7,383.56

Finding the Fourth Proportional to 11,840.48, 17,736.57 and 7,383.56

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Solution

The fourth proportional to 11,840.48, 17,736.57 and 7,383.56 is: 11,060.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,840.48 : 17,736.57 = 7,383.56 : x
  2. Step 2: Convert to fraction form
    11,840.48/17,736.57 = 7,383.56/x
  3. Step 3: Cross multiply
    11,840.48x = 17,736.57 × 7,383.56
  4. Step 4: Simplify right side
    11,840.48x = 130,958,940.11
  5. Step 5: Solve for x
    x = 130,958,940.11/11,840.48
  6. Step 6: Final answer
    x = 11,060.27

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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.