Home / 5,174.07-7,136.31-3,583.38

Finding the Fourth Proportional to 5,174.07, 7,136.31 and 3,583.38

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Solution

The fourth proportional to 5,174.07, 7,136.31 and 3,583.38 is: 4,942.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174.07 : 7,136.31 = 3,583.38 : x
  2. Step 2: Convert to fraction form
    5,174.07/7,136.31 = 3,583.38/x
  3. Step 3: Cross multiply
    5,174.07x = 7,136.31 × 3,583.38
  4. Step 4: Simplify right side
    5,174.07x = 25,572,110.53
  5. Step 5: Solve for x
    x = 25,572,110.53/5,174.07
  6. Step 6: Final answer
    x = 4,942.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.