Home / 11,593.06-17,379.18-4,195.78

Finding the Fourth Proportional to 11,593.06, 17,379.18 and 4,195.78

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Solution

The fourth proportional to 11,593.06, 17,379.18 and 4,195.78 is: 6,289.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,593.06 : 17,379.18 = 4,195.78 : x
  2. Step 2: Convert to fraction form
    11,593.06/17,379.18 = 4,195.78/x
  3. Step 3: Cross multiply
    11,593.06x = 17,379.18 × 4,195.78
  4. Step 4: Simplify right side
    11,593.06x = 72,919,215.86
  5. Step 5: Solve for x
    x = 72,919,215.86/11,593.06
  6. Step 6: Final answer
    x = 6,289.90

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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.