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Finding the Fourth Proportional to 4,704.72, 6,522.24 and 4,455.12

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Solution

The fourth proportional to 4,704.72, 6,522.24 and 4,455.12 is: 6,176.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,704.72 : 6,522.24 = 4,455.12 : x
  2. Step 2: Convert to fraction form
    4,704.72/6,522.24 = 4,455.12/x
  3. Step 3: Cross multiply
    4,704.72x = 6,522.24 × 4,455.12
  4. Step 4: Simplify right side
    4,704.72x = 29,057,361.87
  5. Step 5: Solve for x
    x = 29,057,361.87/4,704.72
  6. Step 6: Final answer
    x = 6,176.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.