Home / 3,942.03-5,914.55-1,477.95

Finding the Fourth Proportional to 3,942.03, 5,914.55 and 1,477.95

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Solution

The fourth proportional to 3,942.03, 5,914.55 and 1,477.95 is: 2,217.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942.03 : 5,914.55 = 1,477.95 : x
  2. Step 2: Convert to fraction form
    3,942.03/5,914.55 = 1,477.95/x
  3. Step 3: Cross multiply
    3,942.03x = 5,914.55 × 1,477.95
  4. Step 4: Simplify right side
    3,942.03x = 8,741,409.17
  5. Step 5: Solve for x
    x = 8,741,409.17/3,942.03
  6. Step 6: Final answer
    x = 2,217.49

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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.