Home / 4,906.20-7,343.10-4,517.40

Finding the Fourth Proportional to 4,906.20, 7,343.10 and 4,517.40

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Solution

The fourth proportional to 4,906.20, 7,343.10 and 4,517.40 is: 6,761.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,906.20 : 7,343.10 = 4,517.40 : x
  2. Step 2: Convert to fraction form
    4,906.20/7,343.10 = 4,517.40/x
  3. Step 3: Cross multiply
    4,906.20x = 7,343.10 × 4,517.40
  4. Step 4: Simplify right side
    4,906.20x = 33,171,719.94
  5. Step 5: Solve for x
    x = 33,171,719.94/4,906.20
  6. Step 6: Final answer
    x = 6,761.18

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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.