Home / 2,796.15-4,194.63-1,236.09

Finding the Fourth Proportional to 2,796.15, 4,194.63 and 1,236.09

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Solution

The fourth proportional to 2,796.15, 4,194.63 and 1,236.09 is: 1,854.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,796.15 : 4,194.63 = 1,236.09 : x
  2. Step 2: Convert to fraction form
    2,796.15/4,194.63 = 1,236.09/x
  3. Step 3: Cross multiply
    2,796.15x = 4,194.63 × 1,236.09
  4. Step 4: Simplify right side
    2,796.15x = 5,184,940.20
  5. Step 5: Solve for x
    x = 5,184,940.20/2,796.15
  6. Step 6: Final answer
    x = 1,854.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.