Home / 3,896.59-5,377.29-2,194.96

Finding the Fourth Proportional to 3,896.59, 5,377.29 and 2,194.96

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Solution

The fourth proportional to 3,896.59, 5,377.29 and 2,194.96 is: 3,029.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896.59 : 5,377.29 = 2,194.96 : x
  2. Step 2: Convert to fraction form
    3,896.59/5,377.29 = 2,194.96/x
  3. Step 3: Cross multiply
    3,896.59x = 5,377.29 × 2,194.96
  4. Step 4: Simplify right side
    3,896.59x = 11,802,936.46
  5. Step 5: Solve for x
    x = 11,802,936.46/3,896.59
  6. Step 6: Final answer
    x = 3,029.04

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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.