Home / 3,219.13-4,443.02-1,893.97

Finding the Fourth Proportional to 3,219.13, 4,443.02 and 1,893.97

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Solution

The fourth proportional to 3,219.13, 4,443.02 and 1,893.97 is: 2,614.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219.13 : 4,443.02 = 1,893.97 : x
  2. Step 2: Convert to fraction form
    3,219.13/4,443.02 = 1,893.97/x
  3. Step 3: Cross multiply
    3,219.13x = 4,443.02 × 1,893.97
  4. Step 4: Simplify right side
    3,219.13x = 8,414,946.59
  5. Step 5: Solve for x
    x = 8,414,946.59/3,219.13
  6. Step 6: Final answer
    x = 2,614.04

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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.