Home / 3,318.35-4,579.56-1,826.33

Finding the Fourth Proportional to 3,318.35, 4,579.56 and 1,826.33

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Solution

The fourth proportional to 3,318.35, 4,579.56 and 1,826.33 is: 2,520.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318.35 : 4,579.56 = 1,826.33 : x
  2. Step 2: Convert to fraction form
    3,318.35/4,579.56 = 1,826.33/x
  3. Step 3: Cross multiply
    3,318.35x = 4,579.56 × 1,826.33
  4. Step 4: Simplify right side
    3,318.35x = 8,363,764.92
  5. Step 5: Solve for x
    x = 8,363,764.92/3,318.35
  6. Step 6: Final answer
    x = 2,520.46

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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.