Home / 3,917.46-5,868.51-2,270.55

Finding the Fourth Proportional to 3,917.46, 5,868.51 and 2,270.55

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Solution

The fourth proportional to 3,917.46, 5,868.51 and 2,270.55 is: 3,401.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917.46 : 5,868.51 = 2,270.55 : x
  2. Step 2: Convert to fraction form
    3,917.46/5,868.51 = 2,270.55/x
  3. Step 3: Cross multiply
    3,917.46x = 5,868.51 × 2,270.55
  4. Step 4: Simplify right side
    3,917.46x = 13,324,739.84
  5. Step 5: Solve for x
    x = 13,324,739.84/3,917.46
  6. Step 6: Final answer
    x = 3,401.37

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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.