Home / 3,270.86-4,873.22-3,105.62

Finding the Fourth Proportional to 3,270.86, 4,873.22 and 3,105.62

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Solution

The fourth proportional to 3,270.86, 4,873.22 and 3,105.62 is: 4,627.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.86 : 4,873.22 = 3,105.62 : x
  2. Step 2: Convert to fraction form
    3,270.86/4,873.22 = 3,105.62/x
  3. Step 3: Cross multiply
    3,270.86x = 4,873.22 × 3,105.62
  4. Step 4: Simplify right side
    3,270.86x = 15,134,369.50
  5. Step 5: Solve for x
    x = 15,134,369.50/3,270.86
  6. Step 6: Final answer
    x = 4,627.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.