Home / 11,424.21-17,112.01-6,739.17

Finding the Fourth Proportional to 11,424.21, 17,112.01 and 6,739.17

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Solution

The fourth proportional to 11,424.21, 17,112.01 and 6,739.17 is: 10,094.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,424.21 : 17,112.01 = 6,739.17 : x
  2. Step 2: Convert to fraction form
    11,424.21/17,112.01 = 6,739.17/x
  3. Step 3: Cross multiply
    11,424.21x = 17,112.01 × 6,739.17
  4. Step 4: Simplify right side
    11,424.21x = 115,320,744.43
  5. Step 5: Solve for x
    x = 115,320,744.43/11,424.21
  6. Step 6: Final answer
    x = 10,094.42

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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.