Home / 3,962.68-5,942.73-1,772.98

Finding the Fourth Proportional to 3,962.68, 5,942.73 and 1,772.98

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Solution

The fourth proportional to 3,962.68, 5,942.73 and 1,772.98 is: 2,658.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962.68 : 5,942.73 = 1,772.98 : x
  2. Step 2: Convert to fraction form
    3,962.68/5,942.73 = 1,772.98/x
  3. Step 3: Cross multiply
    3,962.68x = 5,942.73 × 1,772.98
  4. Step 4: Simplify right side
    3,962.68x = 10,536,333.23
  5. Step 5: Solve for x
    x = 10,536,333.23/3,962.68
  6. Step 6: Final answer
    x = 2,658.89

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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.