Home / 3,822.33-5,275.22-2,144.19

Finding the Fourth Proportional to 3,822.33, 5,275.22 and 2,144.19

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Solution

The fourth proportional to 3,822.33, 5,275.22 and 2,144.19 is: 2,959.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822.33 : 5,275.22 = 2,144.19 : x
  2. Step 2: Convert to fraction form
    3,822.33/5,275.22 = 2,144.19/x
  3. Step 3: Cross multiply
    3,822.33x = 5,275.22 × 2,144.19
  4. Step 4: Simplify right side
    3,822.33x = 11,311,063.25
  5. Step 5: Solve for x
    x = 11,311,063.25/3,822.33
  6. Step 6: Final answer
    x = 2,959.21

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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.