Home / 3,201.27-4,418.59-2,085.27

Finding the Fourth Proportional to 3,201.27, 4,418.59 and 2,085.27

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Solution

The fourth proportional to 3,201.27, 4,418.59 and 2,085.27 is: 2,878.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201.27 : 4,418.59 = 2,085.27 : x
  2. Step 2: Convert to fraction form
    3,201.27/4,418.59 = 2,085.27/x
  3. Step 3: Cross multiply
    3,201.27x = 4,418.59 × 2,085.27
  4. Step 4: Simplify right side
    3,201.27x = 9,213,969.43
  5. Step 5: Solve for x
    x = 9,213,969.43/3,201.27
  6. Step 6: Final answer
    x = 2,878.22

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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.