Home / 11,936.94-17,905.41-4,539.69

Finding the Fourth Proportional to 11,936.94, 17,905.41 and 4,539.69

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Solution

The fourth proportional to 11,936.94, 17,905.41 and 4,539.69 is: 6,809.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,936.94 : 17,905.41 = 4,539.69 : x
  2. Step 2: Convert to fraction form
    11,936.94/17,905.41 = 4,539.69/x
  3. Step 3: Cross multiply
    11,936.94x = 17,905.41 × 4,539.69
  4. Step 4: Simplify right side
    11,936.94x = 81,285,010.72
  5. Step 5: Solve for x
    x = 81,285,010.72/11,936.94
  6. Step 6: Final answer
    x = 6,809.54

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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.