Home / 3,092.77-4,268.46-1,914.22

Finding the Fourth Proportional to 3,092.77, 4,268.46 and 1,914.22

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Solution

The fourth proportional to 3,092.77, 4,268.46 and 1,914.22 is: 2,641.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.77 : 4,268.46 = 1,914.22 : x
  2. Step 2: Convert to fraction form
    3,092.77/4,268.46 = 1,914.22/x
  3. Step 3: Cross multiply
    3,092.77x = 4,268.46 × 1,914.22
  4. Step 4: Simplify right side
    3,092.77x = 8,170,771.50
  5. Step 5: Solve for x
    x = 8,170,771.50/3,092.77
  6. Step 6: Final answer
    x = 2,641.89

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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.