Home / 2,578.56-3,556.08-1,694.04

Finding the Fourth Proportional to 2,578.56, 3,556.08 and 1,694.04

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Solution

The fourth proportional to 2,578.56, 3,556.08 and 1,694.04 is: 2,336.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578.56 : 3,556.08 = 1,694.04 : x
  2. Step 2: Convert to fraction form
    2,578.56/3,556.08 = 1,694.04/x
  3. Step 3: Cross multiply
    2,578.56x = 3,556.08 × 1,694.04
  4. Step 4: Simplify right side
    2,578.56x = 6,024,141.76
  5. Step 5: Solve for x
    x = 6,024,141.76/2,578.56
  6. Step 6: Final answer
    x = 2,336.24

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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.