Home / 12,388.44-17,096.22-6,799.56

Finding the Fourth Proportional to 12,388.44, 17,096.22 and 6,799.56

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Solution

The fourth proportional to 12,388.44, 17,096.22 and 6,799.56 is: 9,383.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,388.44 : 17,096.22 = 6,799.56 : x
  2. Step 2: Convert to fraction form
    12,388.44/17,096.22 = 6,799.56/x
  3. Step 3: Cross multiply
    12,388.44x = 17,096.22 × 6,799.56
  4. Step 4: Simplify right side
    12,388.44x = 116,246,773.66
  5. Step 5: Solve for x
    x = 116,246,773.66/12,388.44
  6. Step 6: Final answer
    x = 9,383.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.