Home / 3,268.30-4,511.41-1,942.00

Finding the Fourth Proportional to 3,268.30, 4,511.41 and 1,942.00

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Solution

The fourth proportional to 3,268.30, 4,511.41 and 1,942.00 is: 2,680.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.30 : 4,511.41 = 1,942.00 : x
  2. Step 2: Convert to fraction form
    3,268.30/4,511.41 = 1,942.00/x
  3. Step 3: Cross multiply
    3,268.30x = 4,511.41 × 1,942.00
  4. Step 4: Simplify right side
    3,268.30x = 8,761,165.70
  5. Step 5: Solve for x
    x = 8,761,165.70/3,268.30
  6. Step 6: Final answer
    x = 2,680.65

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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.