Home / 3,954.56-5,930.01-2,311.61

Finding the Fourth Proportional to 3,954.56, 5,930.01 and 2,311.61

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Solution

The fourth proportional to 3,954.56, 5,930.01 and 2,311.61 is: 3,466.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954.56 : 5,930.01 = 2,311.61 : x
  2. Step 2: Convert to fraction form
    3,954.56/5,930.01 = 2,311.61/x
  3. Step 3: Cross multiply
    3,954.56x = 5,930.01 × 2,311.61
  4. Step 4: Simplify right side
    3,954.56x = 13,707,840.77
  5. Step 5: Solve for x
    x = 13,707,840.77/3,954.56
  6. Step 6: Final answer
    x = 3,466.34

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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.