Home / 7,446.24-11,161.68-2,826

Finding the Fourth Proportional to 7,446.24, 11,161.68 and 2,826

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Solution

The fourth proportional to 7,446.24, 11,161.68 and 2,826 is: 4,236.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,446.24 : 11,161.68 = 2,826 : x
  2. Step 2: Convert to fraction form
    7,446.24/11,161.68 = 2,826/x
  3. Step 3: Cross multiply
    7,446.24x = 11,161.68 × 2,826
  4. Step 4: Simplify right side
    7,446.24x = 31,542,907.68
  5. Step 5: Solve for x
    x = 31,542,907.68/7,446.24
  6. Step 6: Final answer
    x = 4,236.09

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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.