Home / 2,858.26-3,944.43-1,679.35

Finding the Fourth Proportional to 2,858.26, 3,944.43 and 1,679.35

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Solution

The fourth proportional to 2,858.26, 3,944.43 and 1,679.35 is: 2,317.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858.26 : 3,944.43 = 1,679.35 : x
  2. Step 2: Convert to fraction form
    2,858.26/3,944.43 = 1,679.35/x
  3. Step 3: Cross multiply
    2,858.26x = 3,944.43 × 1,679.35
  4. Step 4: Simplify right side
    2,858.26x = 6,624,078.52
  5. Step 5: Solve for x
    x = 6,624,078.52/2,858.26
  6. Step 6: Final answer
    x = 2,317.52

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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.