Home / 2,092.38-2,887.38-1,208.13

Finding the Fourth Proportional to 2,092.38, 2,887.38 and 1,208.13

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Solution

The fourth proportional to 2,092.38, 2,887.38 and 1,208.13 is: 1,667.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092.38 : 2,887.38 = 1,208.13 : x
  2. Step 2: Convert to fraction form
    2,092.38/2,887.38 = 1,208.13/x
  3. Step 3: Cross multiply
    2,092.38x = 2,887.38 × 1,208.13
  4. Step 4: Simplify right side
    2,092.38x = 3,488,330.40
  5. Step 5: Solve for x
    x = 3,488,330.40/2,092.38
  6. Step 6: Final answer
    x = 1,667.16

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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.