Home / 2,150.35-3,222.89-1,226.34

Finding the Fourth Proportional to 2,150.35, 3,222.89 and 1,226.34

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Solution

The fourth proportional to 2,150.35, 3,222.89 and 1,226.34 is: 1,838.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,150.35 : 3,222.89 = 1,226.34 : x
  2. Step 2: Convert to fraction form
    2,150.35/3,222.89 = 1,226.34/x
  3. Step 3: Cross multiply
    2,150.35x = 3,222.89 × 1,226.34
  4. Step 4: Simplify right side
    2,150.35x = 3,952,357.39
  5. Step 5: Solve for x
    x = 3,952,357.39/2,150.35
  6. Step 6: Final answer
    x = 1,838.01

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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.