Home / 2,843.09-3,923.42-1,584.26

Finding the Fourth Proportional to 2,843.09, 3,923.42 and 1,584.26

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Solution

The fourth proportional to 2,843.09, 3,923.42 and 1,584.26 is: 2,186.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843.09 : 3,923.42 = 1,584.26 : x
  2. Step 2: Convert to fraction form
    2,843.09/3,923.42 = 1,584.26/x
  3. Step 3: Cross multiply
    2,843.09x = 3,923.42 × 1,584.26
  4. Step 4: Simplify right side
    2,843.09x = 6,215,689.83
  5. Step 5: Solve for x
    x = 6,215,689.83/2,843.09
  6. Step 6: Final answer
    x = 2,186.24

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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.