Home / 2,843.34-3,923.64-1,584.57

Finding the Fourth Proportional to 2,843.34, 3,923.64 and 1,584.57

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Solution

The fourth proportional to 2,843.34, 3,923.64 and 1,584.57 is: 2,186.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843.34 : 3,923.64 = 1,584.57 : x
  2. Step 2: Convert to fraction form
    2,843.34/3,923.64 = 1,584.57/x
  3. Step 3: Cross multiply
    2,843.34x = 3,923.64 × 1,584.57
  4. Step 4: Simplify right side
    2,843.34x = 6,217,282.23
  5. Step 5: Solve for x
    x = 6,217,282.23/2,843.34
  6. Step 6: Final answer
    x = 2,186.61

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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.