Home / 7,826.16-11,738.13-2,894.97

Finding the Fourth Proportional to 7,826.16, 11,738.13 and 2,894.97

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Solution

The fourth proportional to 7,826.16, 11,738.13 and 2,894.97 is: 4,342.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,826.16 : 11,738.13 = 2,894.97 : x
  2. Step 2: Convert to fraction form
    7,826.16/11,738.13 = 2,894.97/x
  3. Step 3: Cross multiply
    7,826.16x = 11,738.13 × 2,894.97
  4. Step 4: Simplify right side
    7,826.16x = 33,981,534.21
  5. Step 5: Solve for x
    x = 33,981,534.21/7,826.16
  6. Step 6: Final answer
    x = 4,342.04

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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.