Home / 4,149.34-6,220.42-1,956.54

Finding the Fourth Proportional to 4,149.34, 6,220.42 and 1,956.54

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Solution

The fourth proportional to 4,149.34, 6,220.42 and 1,956.54 is: 2,933.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.34 : 6,220.42 = 1,956.54 : x
  2. Step 2: Convert to fraction form
    4,149.34/6,220.42 = 1,956.54/x
  3. Step 3: Cross multiply
    4,149.34x = 6,220.42 × 1,956.54
  4. Step 4: Simplify right side
    4,149.34x = 12,170,500.55
  5. Step 5: Solve for x
    x = 12,170,500.55/4,149.34
  6. Step 6: Final answer
    x = 2,933.12

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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.