Home / 5,012.22-7,511.49-2,927.82

Finding the Fourth Proportional to 5,012.22, 7,511.49 and 2,927.82

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Solution

The fourth proportional to 5,012.22, 7,511.49 and 2,927.82 is: 4,387.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012.22 : 7,511.49 = 2,927.82 : x
  2. Step 2: Convert to fraction form
    5,012.22/7,511.49 = 2,927.82/x
  3. Step 3: Cross multiply
    5,012.22x = 7,511.49 × 2,927.82
  4. Step 4: Simplify right side
    5,012.22x = 21,992,290.65
  5. Step 5: Solve for x
    x = 21,992,290.65/5,012.22
  6. Step 6: Final answer
    x = 4,387.73

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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.