Home / 3,474.14-4,794.31-2,148.61

Finding the Fourth Proportional to 3,474.14, 4,794.31 and 2,148.61

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Solution

The fourth proportional to 3,474.14, 4,794.31 and 2,148.61 is: 2,965.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474.14 : 4,794.31 = 2,148.61 : x
  2. Step 2: Convert to fraction form
    3,474.14/4,794.31 = 2,148.61/x
  3. Step 3: Cross multiply
    3,474.14x = 4,794.31 × 2,148.61
  4. Step 4: Simplify right side
    3,474.14x = 10,301,128.37
  5. Step 5: Solve for x
    x = 10,301,128.37/3,474.14
  6. Step 6: Final answer
    x = 2,965.09

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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.