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Finding the Fourth Proportional to 6,418.74, 9,623.97 and 2,523.54

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Solution

The fourth proportional to 6,418.74, 9,623.97 and 2,523.54 is: 3,783.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,418.74 : 9,623.97 = 2,523.54 : x
  2. Step 2: Convert to fraction form
    6,418.74/9,623.97 = 2,523.54/x
  3. Step 3: Cross multiply
    6,418.74x = 9,623.97 × 2,523.54
  4. Step 4: Simplify right side
    6,418.74x = 24,286,473.25
  5. Step 5: Solve for x
    x = 24,286,473.25/6,418.74
  6. Step 6: Final answer
    x = 3,783.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.