Home / 11,463.11-17,183.89-8,647.62

Finding the Fourth Proportional to 11,463.11, 17,183.89 and 8,647.62

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Solution

The fourth proportional to 11,463.11, 17,183.89 and 8,647.62 is: 12,963.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,463.11 : 17,183.89 = 8,647.62 : x
  2. Step 2: Convert to fraction form
    11,463.11/17,183.89 = 8,647.62/x
  3. Step 3: Cross multiply
    11,463.11x = 17,183.89 × 8,647.62
  4. Step 4: Simplify right side
    11,463.11x = 148,599,750.84
  5. Step 5: Solve for x
    x = 148,599,750.84/11,463.11
  6. Step 6: Final answer
    x = 12,963.30

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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.