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Finding the Fourth Proportional to 4,809, 6,636.42 and 2,601

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Solution

The fourth proportional to 4,809, 6,636.42 and 2,601 is: 3,589.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,809 : 6,636.42 = 2,601 : x
  2. Step 2: Convert to fraction form
    4,809/6,636.42 = 2,601/x
  3. Step 3: Cross multiply
    4,809x = 6,636.42 × 2,601
  4. Step 4: Simplify right side
    4,809x = 17,261,328.42
  5. Step 5: Solve for x
    x = 17,261,328.42/4,809
  6. Step 6: Final answer
    x = 3,589.38

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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.