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Finding the Fourth Proportional to 3,092.75, 4,268.01 and 1,850.75

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Solution

The fourth proportional to 3,092.75, 4,268.01 and 1,850.75 is: 2,554.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.75 : 4,268.01 = 1,850.75 : x
  2. Step 2: Convert to fraction form
    3,092.75/4,268.01 = 1,850.75/x
  3. Step 3: Cross multiply
    3,092.75x = 4,268.01 × 1,850.75
  4. Step 4: Simplify right side
    3,092.75x = 7,899,019.51
  5. Step 5: Solve for x
    x = 7,899,019.51/3,092.75
  6. Step 6: Final answer
    x = 2,554.04

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Half scale
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Double scale
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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.