Home / 2,843.06-3,923.32-1,584.05

Finding the Fourth Proportional to 2,843.06, 3,923.32 and 1,584.05

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Solution

The fourth proportional to 2,843.06, 3,923.32 and 1,584.05 is: 2,185.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843.06 : 3,923.32 = 1,584.05 : x
  2. Step 2: Convert to fraction form
    2,843.06/3,923.32 = 1,584.05/x
  3. Step 3: Cross multiply
    2,843.06x = 3,923.32 × 1,584.05
  4. Step 4: Simplify right side
    2,843.06x = 6,214,733.61
  5. Step 5: Solve for x
    x = 6,214,733.61/2,843.06
  6. Step 6: Final answer
    x = 2,185.93

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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.