Home / 2,918.82-4,027.57-1,659.94

Finding the Fourth Proportional to 2,918.82, 4,027.57 and 1,659.94

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Solution

The fourth proportional to 2,918.82, 4,027.57 and 1,659.94 is: 2,290.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918.82 : 4,027.57 = 1,659.94 : x
  2. Step 2: Convert to fraction form
    2,918.82/4,027.57 = 1,659.94/x
  3. Step 3: Cross multiply
    2,918.82x = 4,027.57 × 1,659.94
  4. Step 4: Simplify right side
    2,918.82x = 6,685,524.55
  5. Step 5: Solve for x
    x = 6,685,524.55/2,918.82
  6. Step 6: Final answer
    x = 2,290.49

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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.