Home / 4,103.19-5,662.42-2,240.19

Finding the Fourth Proportional to 4,103.19, 5,662.42 and 2,240.19

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Solution

The fourth proportional to 4,103.19, 5,662.42 and 2,240.19 is: 3,091.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103.19 : 5,662.42 = 2,240.19 : x
  2. Step 2: Convert to fraction form
    4,103.19/5,662.42 = 2,240.19/x
  3. Step 3: Cross multiply
    4,103.19x = 5,662.42 × 2,240.19
  4. Step 4: Simplify right side
    4,103.19x = 12,684,891.06
  5. Step 5: Solve for x
    x = 12,684,891.06/4,103.19
  6. Step 6: Final answer
    x = 3,091.47

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Half scale
Find fourth proportional to 8,206.38, 11,324.84 and 4,480.38
Double scale
Find fourth proportional to 4,104.19, 5,663.80 and 2,241.19
Similar ratio
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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.