Home / 4,922.40-7,380.77-1,634.61

Finding the Fourth Proportional to 4,922.40, 7,380.77 and 1,634.61

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Solution

The fourth proportional to 4,922.40, 7,380.77 and 1,634.61 is: 2,450.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,922.40 : 7,380.77 = 1,634.61 : x
  2. Step 2: Convert to fraction form
    4,922.40/7,380.77 = 1,634.61/x
  3. Step 3: Cross multiply
    4,922.40x = 7,380.77 × 1,634.61
  4. Step 4: Simplify right side
    4,922.40x = 12,064,672.28
  5. Step 5: Solve for x
    x = 12,064,672.28/4,922.40
  6. Step 6: Final answer
    x = 2,450.97

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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.