Home / 4,906.10-7,362.20-1,984.43

Finding the Fourth Proportional to 4,906.10, 7,362.20 and 1,984.43

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Solution

The fourth proportional to 4,906.10, 7,362.20 and 1,984.43 is: 2,977.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,906.10 : 7,362.20 = 1,984.43 : x
  2. Step 2: Convert to fraction form
    4,906.10/7,362.20 = 1,984.43/x
  3. Step 3: Cross multiply
    4,906.10x = 7,362.20 × 1,984.43
  4. Step 4: Simplify right side
    4,906.10x = 14,609,760.62
  5. Step 5: Solve for x
    x = 14,609,760.62/4,906.10
  6. Step 6: Final answer
    x = 2,977.88

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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.