Home / 3,826.34-5,736.32-1,485.79

Finding the Fourth Proportional to 3,826.34, 5,736.32 and 1,485.79

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Solution

The fourth proportional to 3,826.34, 5,736.32 and 1,485.79 is: 2,227.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.34 : 5,736.32 = 1,485.79 : x
  2. Step 2: Convert to fraction form
    3,826.34/5,736.32 = 1,485.79/x
  3. Step 3: Cross multiply
    3,826.34x = 5,736.32 × 1,485.79
  4. Step 4: Simplify right side
    3,826.34x = 8,522,982.96
  5. Step 5: Solve for x
    x = 8,522,982.96/3,826.34
  6. Step 6: Final answer
    x = 2,227.45

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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.