Home / 11,630.03-16,049.49-6,324.89

Finding the Fourth Proportional to 11,630.03, 16,049.49 and 6,324.89

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Solution

The fourth proportional to 11,630.03, 16,049.49 and 6,324.89 is: 8,728.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,630.03 : 16,049.49 = 6,324.89 : x
  2. Step 2: Convert to fraction form
    11,630.03/16,049.49 = 6,324.89/x
  3. Step 3: Cross multiply
    11,630.03x = 16,049.49 × 6,324.89
  4. Step 4: Simplify right side
    11,630.03x = 101,511,190.42
  5. Step 5: Solve for x
    x = 101,511,190.42/11,630.03
  6. Step 6: Final answer
    x = 8,728.37

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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.