Home / 11,002.79-15,183.92-5,967.09

Finding the Fourth Proportional to 11,002.79, 15,183.92 and 5,967.09

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Solution

The fourth proportional to 11,002.79, 15,183.92 and 5,967.09 is: 8,234.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,002.79 : 15,183.92 = 5,967.09 : x
  2. Step 2: Convert to fraction form
    11,002.79/15,183.92 = 5,967.09/x
  3. Step 3: Cross multiply
    11,002.79x = 15,183.92 × 5,967.09
  4. Step 4: Simplify right side
    11,002.79x = 90,603,832.11
  5. Step 5: Solve for x
    x = 90,603,832.11/11,002.79
  6. Step 6: Final answer
    x = 8,234.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.