Home / 3,136.55-4,704.72-1,056.51

Finding the Fourth Proportional to 3,136.55, 4,704.72 and 1,056.51

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Solution

The fourth proportional to 3,136.55, 4,704.72 and 1,056.51 is: 1,584.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136.55 : 4,704.72 = 1,056.51 : x
  2. Step 2: Convert to fraction form
    3,136.55/4,704.72 = 1,056.51/x
  3. Step 3: Cross multiply
    3,136.55x = 4,704.72 × 1,056.51
  4. Step 4: Simplify right side
    3,136.55x = 4,970,583.73
  5. Step 5: Solve for x
    x = 4,970,583.73/3,136.55
  6. Step 6: Final answer
    x = 1,584.73

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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.