Home / 3,062.78-4,226.39-1,736.70

Finding the Fourth Proportional to 3,062.78, 4,226.39 and 1,736.70

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Solution

The fourth proportional to 3,062.78, 4,226.39 and 1,736.70 is: 2,396.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.78 : 4,226.39 = 1,736.70 : x
  2. Step 2: Convert to fraction form
    3,062.78/4,226.39 = 1,736.70/x
  3. Step 3: Cross multiply
    3,062.78x = 4,226.39 × 1,736.70
  4. Step 4: Simplify right side
    3,062.78x = 7,339,971.51
  5. Step 5: Solve for x
    x = 7,339,971.51/3,062.78
  6. Step 6: Final answer
    x = 2,396.51

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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.