Home / 11,183.09-15,433.00-6,147.52

Finding the Fourth Proportional to 11,183.09, 15,433.00 and 6,147.52

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Solution

The fourth proportional to 11,183.09, 15,433.00 and 6,147.52 is: 8,483.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,183.09 : 15,433.00 = 6,147.52 : x
  2. Step 2: Convert to fraction form
    11,183.09/15,433.00 = 6,147.52/x
  3. Step 3: Cross multiply
    11,183.09x = 15,433.00 × 6,147.52
  4. Step 4: Simplify right side
    11,183.09x = 94,874,622.21
  5. Step 5: Solve for x
    x = 94,874,622.21/11,183.09
  6. Step 6: Final answer
    x = 8,483.76

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Half scale
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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.