Home / 3,222.89-4,835.43-1,274.03

Finding the Fourth Proportional to 3,222.89, 4,835.43 and 1,274.03

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Solution

The fourth proportional to 3,222.89, 4,835.43 and 1,274.03 is: 1,911.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.89 : 4,835.43 = 1,274.03 : x
  2. Step 2: Convert to fraction form
    3,222.89/4,835.43 = 1,274.03/x
  3. Step 3: Cross multiply
    3,222.89x = 4,835.43 × 1,274.03
  4. Step 4: Simplify right side
    3,222.89x = 6,160,482.88
  5. Step 5: Solve for x
    x = 6,160,482.88/3,222.89
  6. Step 6: Final answer
    x = 1,911.48

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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.