Home / 11,936.16-17,906.40-5,365.44

Finding the Fourth Proportional to 11,936.16, 17,906.40 and 5,365.44

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Solution

The fourth proportional to 11,936.16, 17,906.40 and 5,365.44 is: 8,049.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,936.16 : 17,906.40 = 5,365.44 : x
  2. Step 2: Convert to fraction form
    11,936.16/17,906.40 = 5,365.44/x
  3. Step 3: Cross multiply
    11,936.16x = 17,906.40 × 5,365.44
  4. Step 4: Simplify right side
    11,936.16x = 96,075,714.82
  5. Step 5: Solve for x
    x = 96,075,714.82/11,936.16
  6. Step 6: Final answer
    x = 8,049.13

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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.