Home / 3,942.46-5,914.50-1,477.27

Finding the Fourth Proportional to 3,942.46, 5,914.50 and 1,477.27

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Solution

The fourth proportional to 3,942.46, 5,914.50 and 1,477.27 is: 2,216.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942.46 : 5,914.50 = 1,477.27 : x
  2. Step 2: Convert to fraction form
    3,942.46/5,914.50 = 1,477.27/x
  3. Step 3: Cross multiply
    3,942.46x = 5,914.50 × 1,477.27
  4. Step 4: Simplify right side
    3,942.46x = 8,737,313.42
  5. Step 5: Solve for x
    x = 8,737,313.42/3,942.46
  6. Step 6: Final answer
    x = 2,216.21

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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.