Home / 4,723.89-7,087.74-1,951.95

Finding the Fourth Proportional to 4,723.89, 7,087.74 and 1,951.95

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Solution

The fourth proportional to 4,723.89, 7,087.74 and 1,951.95 is: 2,928.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723.89 : 7,087.74 = 1,951.95 : x
  2. Step 2: Convert to fraction form
    4,723.89/7,087.74 = 1,951.95/x
  3. Step 3: Cross multiply
    4,723.89x = 7,087.74 × 1,951.95
  4. Step 4: Simplify right side
    4,723.89x = 13,834,914.09
  5. Step 5: Solve for x
    x = 13,834,914.09/4,723.89
  6. Step 6: Final answer
    x = 2,928.71

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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.