Home / 3,274.83-4,912.30-3,108.68

Finding the Fourth Proportional to 3,274.83, 4,912.30 and 3,108.68

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Solution

The fourth proportional to 3,274.83, 4,912.30 and 3,108.68 is: 4,663.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.83 : 4,912.30 = 3,108.68 : x
  2. Step 2: Convert to fraction form
    3,274.83/4,912.30 = 3,108.68/x
  3. Step 3: Cross multiply
    3,274.83x = 4,912.30 × 3,108.68
  4. Step 4: Simplify right side
    3,274.83x = 15,270,753.22
  5. Step 5: Solve for x
    x = 15,270,753.22/3,274.83
  6. Step 6: Final answer
    x = 4,663.07

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1.5x scale

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.