Home / 4,342.35-6,512.83-1,222.03

Finding the Fourth Proportional to 4,342.35, 6,512.83 and 1,222.03

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Solution

The fourth proportional to 4,342.35, 6,512.83 and 1,222.03 is: 1,832.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,342.35 : 6,512.83 = 1,222.03 : x
  2. Step 2: Convert to fraction form
    4,342.35/6,512.83 = 1,222.03/x
  3. Step 3: Cross multiply
    4,342.35x = 6,512.83 × 1,222.03
  4. Step 4: Simplify right side
    4,342.35x = 7,958,873.64
  5. Step 5: Solve for x
    x = 7,958,873.64/4,342.35
  6. Step 6: Final answer
    x = 1,832.85

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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.