Home / 2,794.75-3,856.06-2,236.36

Finding the Fourth Proportional to 2,794.75, 3,856.06 and 2,236.36

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Solution

The fourth proportional to 2,794.75, 3,856.06 and 2,236.36 is: 3,085.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,794.75 : 3,856.06 = 2,236.36 : x
  2. Step 2: Convert to fraction form
    2,794.75/3,856.06 = 2,236.36/x
  3. Step 3: Cross multiply
    2,794.75x = 3,856.06 × 2,236.36
  4. Step 4: Simplify right side
    2,794.75x = 8,623,526.15
  5. Step 5: Solve for x
    x = 8,623,526.15/2,794.75
  6. Step 6: Final answer
    x = 3,085.61

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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.