Home / 3,039.27-4,194.19-1,642.02

Finding the Fourth Proportional to 3,039.27, 4,194.19 and 1,642.02

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Solution

The fourth proportional to 3,039.27, 4,194.19 and 1,642.02 is: 2,265.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.27 : 4,194.19 = 1,642.02 : x
  2. Step 2: Convert to fraction form
    3,039.27/4,194.19 = 1,642.02/x
  3. Step 3: Cross multiply
    3,039.27x = 4,194.19 × 1,642.02
  4. Step 4: Simplify right side
    3,039.27x = 6,886,914.68
  5. Step 5: Solve for x
    x = 6,886,914.68/3,039.27
  6. Step 6: Final answer
    x = 2,265.98

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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.