Home / 2,268.16-3,408.32-1,228.92

Finding the Fourth Proportional to 2,268.16, 3,408.32 and 1,228.92

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Solution

The fourth proportional to 2,268.16, 3,408.32 and 1,228.92 is: 1,846.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268.16 : 3,408.32 = 1,228.92 : x
  2. Step 2: Convert to fraction form
    2,268.16/3,408.32 = 1,228.92/x
  3. Step 3: Cross multiply
    2,268.16x = 3,408.32 × 1,228.92
  4. Step 4: Simplify right side
    2,268.16x = 4,188,552.61
  5. Step 5: Solve for x
    x = 4,188,552.61/2,268.16
  6. Step 6: Final answer
    x = 1,846.67

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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.