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Finding the Fourth Proportional to 4,704.08, 7,057.08 and 1,626

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Solution

The fourth proportional to 4,704.08, 7,057.08 and 1,626 is: 2,439.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,704.08 : 7,057.08 = 1,626 : x
  2. Step 2: Convert to fraction form
    4,704.08/7,057.08 = 1,626/x
  3. Step 3: Cross multiply
    4,704.08x = 7,057.08 × 1,626
  4. Step 4: Simplify right side
    4,704.08x = 11,474,812.08
  5. Step 5: Solve for x
    x = 11,474,812.08/4,704.08
  6. Step 6: Final answer
    x = 2,439.33

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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.