Home / 2,092.02-2,887.38-1,208.22

Finding the Fourth Proportional to 2,092.02, 2,887.38 and 1,208.22

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Solution

The fourth proportional to 2,092.02, 2,887.38 and 1,208.22 is: 1,667.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092.02 : 2,887.38 = 1,208.22 : x
  2. Step 2: Convert to fraction form
    2,092.02/2,887.38 = 1,208.22/x
  3. Step 3: Cross multiply
    2,092.02x = 2,887.38 × 1,208.22
  4. Step 4: Simplify right side
    2,092.02x = 3,488,590.26
  5. Step 5: Solve for x
    x = 3,488,590.26/2,092.02
  6. Step 6: Final answer
    x = 1,667.57

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1.5x scale

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.