Home / 3,901.35-5,384.36-2,222.67

Finding the Fourth Proportional to 3,901.35, 5,384.36 and 2,222.67

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Solution

The fourth proportional to 3,901.35, 5,384.36 and 2,222.67 is: 3,067.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,901.35 : 5,384.36 = 2,222.67 : x
  2. Step 2: Convert to fraction form
    3,901.35/5,384.36 = 2,222.67/x
  3. Step 3: Cross multiply
    3,901.35x = 5,384.36 × 2,222.67
  4. Step 4: Simplify right side
    3,901.35x = 11,967,644.33
  5. Step 5: Solve for x
    x = 11,967,644.33/3,901.35
  6. Step 6: Final answer
    x = 3,067.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.