Home / 3,406.23-4,699.38-2,227.98

Finding the Fourth Proportional to 3,406.23, 4,699.38 and 2,227.98

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Solution

The fourth proportional to 3,406.23, 4,699.38 and 2,227.98 is: 3,073.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406.23 : 4,699.38 = 2,227.98 : x
  2. Step 2: Convert to fraction form
    3,406.23/4,699.38 = 2,227.98/x
  3. Step 3: Cross multiply
    3,406.23x = 4,699.38 × 2,227.98
  4. Step 4: Simplify right side
    3,406.23x = 10,470,124.65
  5. Step 5: Solve for x
    x = 10,470,124.65/3,406.23
  6. Step 6: Final answer
    x = 3,073.82

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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.