Home / 2,110.24-3,163.20-1,068.31

Finding the Fourth Proportional to 2,110.24, 3,163.20 and 1,068.31

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Solution

The fourth proportional to 2,110.24, 3,163.20 and 1,068.31 is: 1,601.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.24 : 3,163.20 = 1,068.31 : x
  2. Step 2: Convert to fraction form
    2,110.24/3,163.20 = 1,068.31/x
  3. Step 3: Cross multiply
    2,110.24x = 3,163.20 × 1,068.31
  4. Step 4: Simplify right side
    2,110.24x = 3,379,278.19
  5. Step 5: Solve for x
    x = 3,379,278.19/2,110.24
  6. Step 6: Final answer
    x = 1,601.37

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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.