Home / 2,093.44-3,143.40-1,902.28

Finding the Fourth Proportional to 2,093.44, 3,143.40 and 1,902.28

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Solution

The fourth proportional to 2,093.44, 3,143.40 and 1,902.28 is: 2,856.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,093.44 : 3,143.40 = 1,902.28 : x
  2. Step 2: Convert to fraction form
    2,093.44/3,143.40 = 1,902.28/x
  3. Step 3: Cross multiply
    2,093.44x = 3,143.40 × 1,902.28
  4. Step 4: Simplify right side
    2,093.44x = 5,979,626.95
  5. Step 5: Solve for x
    x = 5,979,626.95/2,093.44
  6. Step 6: Final answer
    x = 2,856.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.