Home / 1,942.44-2,914.24-1,826.40

Finding the Fourth Proportional to 1,942.44, 2,914.24 and 1,826.40

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Solution

The fourth proportional to 1,942.44, 2,914.24 and 1,826.40 is: 2,740.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942.44 : 2,914.24 = 1,826.40 : x
  2. Step 2: Convert to fraction form
    1,942.44/2,914.24 = 1,826.40/x
  3. Step 3: Cross multiply
    1,942.44x = 2,914.24 × 1,826.40
  4. Step 4: Simplify right side
    1,942.44x = 5,322,567.94
  5. Step 5: Solve for x
    x = 5,322,567.94/1,942.44
  6. Step 6: Final answer
    x = 2,740.15

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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.