Home / 3,217.96-4,826.67-1,486.58

Finding the Fourth Proportional to 3,217.96, 4,826.67 and 1,486.58

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Solution

The fourth proportional to 3,217.96, 4,826.67 and 1,486.58 is: 2,229.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217.96 : 4,826.67 = 1,486.58 : x
  2. Step 2: Convert to fraction form
    3,217.96/4,826.67 = 1,486.58/x
  3. Step 3: Cross multiply
    3,217.96x = 4,826.67 × 1,486.58
  4. Step 4: Simplify right side
    3,217.96x = 7,175,231.09
  5. Step 5: Solve for x
    x = 7,175,231.09/3,217.96
  6. Step 6: Final answer
    x = 2,229.75

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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.