Home / 2,918.36-4,027.42-1,659.26

Finding the Fourth Proportional to 2,918.36, 4,027.42 and 1,659.26

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Solution

The fourth proportional to 2,918.36, 4,027.42 and 1,659.26 is: 2,289.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918.36 : 4,027.42 = 1,659.26 : x
  2. Step 2: Convert to fraction form
    2,918.36/4,027.42 = 1,659.26/x
  3. Step 3: Cross multiply
    2,918.36x = 4,027.42 × 1,659.26
  4. Step 4: Simplify right side
    2,918.36x = 6,682,549.05
  5. Step 5: Solve for x
    x = 6,682,549.05/2,918.36
  6. Step 6: Final answer
    x = 2,289.83

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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.