Home / 5,675.35-8,516.68-3,211.94

Finding the Fourth Proportional to 5,675.35, 8,516.68 and 3,211.94

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Solution

The fourth proportional to 5,675.35, 8,516.68 and 3,211.94 is: 4,819.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.35 : 8,516.68 = 3,211.94 : x
  2. Step 2: Convert to fraction form
    5,675.35/8,516.68 = 3,211.94/x
  3. Step 3: Cross multiply
    5,675.35x = 8,516.68 × 3,211.94
  4. Step 4: Simplify right side
    5,675.35x = 27,355,065.16
  5. Step 5: Solve for x
    x = 27,355,065.16/5,675.35
  6. Step 6: Final answer
    x = 4,819.98

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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.