Home / 11,629.89-16,049.21-6,324.93

Finding the Fourth Proportional to 11,629.89, 16,049.21 and 6,324.93

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Solution

The fourth proportional to 11,629.89, 16,049.21 and 6,324.93 is: 8,728.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,629.89 : 16,049.21 = 6,324.93 : x
  2. Step 2: Convert to fraction form
    11,629.89/16,049.21 = 6,324.93/x
  3. Step 3: Cross multiply
    11,629.89x = 16,049.21 × 6,324.93
  4. Step 4: Simplify right side
    11,629.89x = 101,510,098.18
  5. Step 5: Solve for x
    x = 101,510,098.18/11,629.89
  6. Step 6: Final answer
    x = 8,728.38

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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.