Home / 4,015.05-5,540.62-2,246.66

Finding the Fourth Proportional to 4,015.05, 5,540.62 and 2,246.66

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Solution

The fourth proportional to 4,015.05, 5,540.62 and 2,246.66 is: 3,100.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,015.05 : 5,540.62 = 2,246.66 : x
  2. Step 2: Convert to fraction form
    4,015.05/5,540.62 = 2,246.66/x
  3. Step 3: Cross multiply
    4,015.05x = 5,540.62 × 2,246.66
  4. Step 4: Simplify right side
    4,015.05x = 12,447,889.33
  5. Step 5: Solve for x
    x = 12,447,889.33/4,015.05
  6. Step 6: Final answer
    x = 3,100.31

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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.