Home / 3,853.25-5,317.44-2,084.82

Finding the Fourth Proportional to 3,853.25, 5,317.44 and 2,084.82

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Solution

The fourth proportional to 3,853.25, 5,317.44 and 2,084.82 is: 2,877.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,853.25 : 5,317.44 = 2,084.82 : x
  2. Step 2: Convert to fraction form
    3,853.25/5,317.44 = 2,084.82/x
  3. Step 3: Cross multiply
    3,853.25x = 5,317.44 × 2,084.82
  4. Step 4: Simplify right side
    3,853.25x = 11,085,905.26
  5. Step 5: Solve for x
    x = 11,085,905.26/3,853.25
  6. Step 6: Final answer
    x = 2,877.03

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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.