Home / 11,770.43-17,655.62-3,005.33

Finding the Fourth Proportional to 11,770.43, 17,655.62 and 3,005.33

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Solution

The fourth proportional to 11,770.43, 17,655.62 and 3,005.33 is: 4,507.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,770.43 : 17,655.62 = 3,005.33 : x
  2. Step 2: Convert to fraction form
    11,770.43/17,655.62 = 3,005.33/x
  3. Step 3: Cross multiply
    11,770.43x = 17,655.62 × 3,005.33
  4. Step 4: Simplify right side
    11,770.43x = 53,060,861.15
  5. Step 5: Solve for x
    x = 53,060,861.15/11,770.43
  6. Step 6: Final answer
    x = 4,507.98

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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.