Home / 11,629.64-16,049.33-6,324.86

Finding the Fourth Proportional to 11,629.64, 16,049.33 and 6,324.86

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Solution

The fourth proportional to 11,629.64, 16,049.33 and 6,324.86 is: 8,728.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,629.64 : 16,049.33 = 6,324.86 : x
  2. Step 2: Convert to fraction form
    11,629.64/16,049.33 = 6,324.86/x
  3. Step 3: Cross multiply
    11,629.64x = 16,049.33 × 6,324.86
  4. Step 4: Simplify right side
    11,629.64x = 101,509,653.47
  5. Step 5: Solve for x
    x = 101,509,653.47/11,629.64
  6. Step 6: Final answer
    x = 8,728.53

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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.