Home / 4,920.88-7,382.44-1,633.96

Finding the Fourth Proportional to 4,920.88, 7,382.44 and 1,633.96

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Solution

The fourth proportional to 4,920.88, 7,382.44 and 1,633.96 is: 2,451.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920.88 : 7,382.44 = 1,633.96 : x
  2. Step 2: Convert to fraction form
    4,920.88/7,382.44 = 1,633.96/x
  3. Step 3: Cross multiply
    4,920.88x = 7,382.44 × 1,633.96
  4. Step 4: Simplify right side
    4,920.88x = 12,062,611.66
  5. Step 5: Solve for x
    x = 12,062,611.66/4,920.88
  6. Step 6: Final answer
    x = 2,451.31

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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.