Home / 11,183.73-15,433.35-6,147.91

Finding the Fourth Proportional to 11,183.73, 15,433.35 and 6,147.91

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Solution

The fourth proportional to 11,183.73, 15,433.35 and 6,147.91 is: 8,484.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,183.73 : 15,433.35 = 6,147.91 : x
  2. Step 2: Convert to fraction form
    11,183.73/15,433.35 = 6,147.91/x
  3. Step 3: Cross multiply
    11,183.73x = 15,433.35 × 6,147.91
  4. Step 4: Simplify right side
    11,183.73x = 94,882,775.72
  5. Step 5: Solve for x
    x = 94,882,775.72/11,183.73
  6. Step 6: Final answer
    x = 8,484.00

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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.