Home / 11,238.02-16,843.36-7,952.06

Finding the Fourth Proportional to 11,238.02, 16,843.36 and 7,952.06

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Solution

The fourth proportional to 11,238.02, 16,843.36 and 7,952.06 is: 11,918.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,238.02 : 16,843.36 = 7,952.06 : x
  2. Step 2: Convert to fraction form
    11,238.02/16,843.36 = 7,952.06/x
  3. Step 3: Cross multiply
    11,238.02x = 16,843.36 × 7,952.06
  4. Step 4: Simplify right side
    11,238.02x = 133,939,409.32
  5. Step 5: Solve for x
    x = 133,939,409.32/11,238.02
  6. Step 6: Final answer
    x = 11,918.42

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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.