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Finding the Fourth Proportional to 5,524.56, 7,623.81 and 3,006.63

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Solution

The fourth proportional to 5,524.56, 7,623.81 and 3,006.63 is: 4,149.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,524.56 : 7,623.81 = 3,006.63 : x
  2. Step 2: Convert to fraction form
    5,524.56/7,623.81 = 3,006.63/x
  3. Step 3: Cross multiply
    5,524.56x = 7,623.81 × 3,006.63
  4. Step 4: Simplify right side
    5,524.56x = 22,921,975.86
  5. Step 5: Solve for x
    x = 22,921,975.86/5,524.56
  6. Step 6: Final answer
    x = 4,149.10

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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.