Home / 2,568.08-3,542.76-1,623.44

Finding the Fourth Proportional to 2,568.08, 3,542.76 and 1,623.44

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Solution

The fourth proportional to 2,568.08, 3,542.76 and 1,623.44 is: 2,239.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568.08 : 3,542.76 = 1,623.44 : x
  2. Step 2: Convert to fraction form
    2,568.08/3,542.76 = 1,623.44/x
  3. Step 3: Cross multiply
    2,568.08x = 3,542.76 × 1,623.44
  4. Step 4: Simplify right side
    2,568.08x = 5,751,458.29
  5. Step 5: Solve for x
    x = 5,751,458.29/2,568.08
  6. Step 6: Final answer
    x = 2,239.59

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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.