Home / 11,936.96-17,905.80-5,697.63

Finding the Fourth Proportional to 11,936.96, 17,905.80 and 5,697.63

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Solution

The fourth proportional to 11,936.96, 17,905.80 and 5,697.63 is: 8,546.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,936.96 : 17,905.80 = 5,697.63 : x
  2. Step 2: Convert to fraction form
    11,936.96/17,905.80 = 5,697.63/x
  3. Step 3: Cross multiply
    11,936.96x = 17,905.80 × 5,697.63
  4. Step 4: Simplify right side
    11,936.96x = 102,020,623.25
  5. Step 5: Solve for x
    x = 102,020,623.25/11,936.96
  6. Step 6: Final answer
    x = 8,546.62

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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.