Home / 4,453.05-6,680.18-1,855.38

Finding the Fourth Proportional to 4,453.05, 6,680.18 and 1,855.38

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Solution

The fourth proportional to 4,453.05, 6,680.18 and 1,855.38 is: 2,783.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,453.05 : 6,680.18 = 1,855.38 : x
  2. Step 2: Convert to fraction form
    4,453.05/6,680.18 = 1,855.38/x
  3. Step 3: Cross multiply
    4,453.05x = 6,680.18 × 1,855.38
  4. Step 4: Simplify right side
    4,453.05x = 12,394,272.37
  5. Step 5: Solve for x
    x = 12,394,272.37/4,453.05
  6. Step 6: Final answer
    x = 2,783.32

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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.