Home / 6,826.79-10,240.18-1,896.43

Finding the Fourth Proportional to 6,826.79, 10,240.18 and 1,896.43

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Solution

The fourth proportional to 6,826.79, 10,240.18 and 1,896.43 is: 2,844.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,826.79 : 10,240.18 = 1,896.43 : x
  2. Step 2: Convert to fraction form
    6,826.79/10,240.18 = 1,896.43/x
  3. Step 3: Cross multiply
    6,826.79x = 10,240.18 × 1,896.43
  4. Step 4: Simplify right side
    6,826.79x = 19,419,733.36
  5. Step 5: Solve for x
    x = 19,419,733.36/6,826.79
  6. Step 6: Final answer
    x = 2,844.64

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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.