Home / 3,382.20-4,668.22-2,201.22

Finding the Fourth Proportional to 3,382.20, 4,668.22 and 2,201.22

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Solution

The fourth proportional to 3,382.20, 4,668.22 and 2,201.22 is: 3,038.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382.20 : 4,668.22 = 2,201.22 : x
  2. Step 2: Convert to fraction form
    3,382.20/4,668.22 = 2,201.22/x
  3. Step 3: Cross multiply
    3,382.20x = 4,668.22 × 2,201.22
  4. Step 4: Simplify right side
    3,382.20x = 10,275,779.23
  5. Step 5: Solve for x
    x = 10,275,779.23/3,382.20
  6. Step 6: Final answer
    x = 3,038.19

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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.