Home / 2,092.35-2,887.33-1,208.43

Finding the Fourth Proportional to 2,092.35, 2,887.33 and 1,208.43

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Solution

The fourth proportional to 2,092.35, 2,887.33 and 1,208.43 is: 1,667.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092.35 : 2,887.33 = 1,208.43 : x
  2. Step 2: Convert to fraction form
    2,092.35/2,887.33 = 1,208.43/x
  3. Step 3: Cross multiply
    2,092.35x = 2,887.33 × 1,208.43
  4. Step 4: Simplify right side
    2,092.35x = 3,489,136.19
  5. Step 5: Solve for x
    x = 3,489,136.19/2,092.35
  6. Step 6: Final answer
    x = 1,667.57

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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.