Home / 5,175.09-7,141.23-2,937.42

Finding the Fourth Proportional to 5,175.09, 7,141.23 and 2,937.42

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Solution

The fourth proportional to 5,175.09, 7,141.23 and 2,937.42 is: 4,053.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,175.09 : 7,141.23 = 2,937.42 : x
  2. Step 2: Convert to fraction form
    5,175.09/7,141.23 = 2,937.42/x
  3. Step 3: Cross multiply
    5,175.09x = 7,141.23 × 2,937.42
  4. Step 4: Simplify right side
    5,175.09x = 20,976,791.83
  5. Step 5: Solve for x
    x = 20,976,791.83/5,175.09
  6. Step 6: Final answer
    x = 4,053.42

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