Home / 11,589.86-17,383.25-3,270.56

Finding the Fourth Proportional to 11,589.86, 17,383.25 and 3,270.56

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Solution

The fourth proportional to 11,589.86, 17,383.25 and 3,270.56 is: 4,905.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,589.86 : 17,383.25 = 3,270.56 : x
  2. Step 2: Convert to fraction form
    11,589.86/17,383.25 = 3,270.56/x
  3. Step 3: Cross multiply
    11,589.86x = 17,383.25 × 3,270.56
  4. Step 4: Simplify right side
    11,589.86x = 56,852,858.85
  5. Step 5: Solve for x
    x = 56,852,858.85/11,589.86
  6. Step 6: Final answer
    x = 4,905.40

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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.