Home / 11,002.75-15,183.82-6,287.02

Finding the Fourth Proportional to 11,002.75, 15,183.82 and 6,287.02

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Solution

The fourth proportional to 11,002.75, 15,183.82 and 6,287.02 is: 8,676.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,002.75 : 15,183.82 = 6,287.02 : x
  2. Step 2: Convert to fraction form
    11,002.75/15,183.82 = 6,287.02/x
  3. Step 3: Cross multiply
    11,002.75x = 15,183.82 × 6,287.02
  4. Step 4: Simplify right side
    11,002.75x = 95,460,964.30
  5. Step 5: Solve for x
    x = 95,460,964.30/11,002.75
  6. Step 6: Final answer
    x = 8,676.10

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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.