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Finding the Fourth Proportional to 6,665.64, 9,999 and 2,450.04

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Solution

The fourth proportional to 6,665.64, 9,999 and 2,450.04 is: 3,675.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,665.64 : 9,999 = 2,450.04 : x
  2. Step 2: Convert to fraction form
    6,665.64/9,999 = 2,450.04/x
  3. Step 3: Cross multiply
    6,665.64x = 9,999 × 2,450.04
  4. Step 4: Simplify right side
    6,665.64x = 24,497,949.96
  5. Step 5: Solve for x
    x = 24,497,949.96/6,665.64
  6. Step 6: Final answer
    x = 3,675.26

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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.