Home / 2,843.29-3,923.50-1,584.25

Finding the Fourth Proportional to 2,843.29, 3,923.50 and 1,584.25

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Solution

The fourth proportional to 2,843.29, 3,923.50 and 1,584.25 is: 2,186.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843.29 : 3,923.50 = 1,584.25 : x
  2. Step 2: Convert to fraction form
    2,843.29/3,923.50 = 1,584.25/x
  3. Step 3: Cross multiply
    2,843.29x = 3,923.50 × 1,584.25
  4. Step 4: Simplify right side
    2,843.29x = 6,215,804.88
  5. Step 5: Solve for x
    x = 6,215,804.88/2,843.29
  6. Step 6: Final answer
    x = 2,186.13

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Half scale
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Double scale
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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.