Home / 3,661.18-5,482.41-2,015.92

Finding the Fourth Proportional to 3,661.18, 5,482.41 and 2,015.92

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Solution

The fourth proportional to 3,661.18, 5,482.41 and 2,015.92 is: 3,018.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,661.18 : 5,482.41 = 2,015.92 : x
  2. Step 2: Convert to fraction form
    3,661.18/5,482.41 = 2,015.92/x
  3. Step 3: Cross multiply
    3,661.18x = 5,482.41 × 2,015.92
  4. Step 4: Simplify right side
    3,661.18x = 11,052,099.97
  5. Step 5: Solve for x
    x = 11,052,099.97/3,661.18
  6. Step 6: Final answer
    x = 3,018.73

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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.