Home / 3,311.67-4,966.24-1,336.63

Finding the Fourth Proportional to 3,311.67, 4,966.24 and 1,336.63

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Solution

The fourth proportional to 3,311.67, 4,966.24 and 1,336.63 is: 2,004.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311.67 : 4,966.24 = 1,336.63 : x
  2. Step 2: Convert to fraction form
    3,311.67/4,966.24 = 1,336.63/x
  3. Step 3: Cross multiply
    3,311.67x = 4,966.24 × 1,336.63
  4. Step 4: Simplify right side
    3,311.67x = 6,638,025.37
  5. Step 5: Solve for x
    x = 6,638,025.37/3,311.67
  6. Step 6: Final answer
    x = 2,004.43

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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.