Home / 7,573.75-11,362.94-3,878.60

Finding the Fourth Proportional to 7,573.75, 11,362.94 and 3,878.60

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Solution

The fourth proportional to 7,573.75, 11,362.94 and 3,878.60 is: 5,819.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,573.75 : 11,362.94 = 3,878.60 : x
  2. Step 2: Convert to fraction form
    7,573.75/11,362.94 = 3,878.60/x
  3. Step 3: Cross multiply
    7,573.75x = 11,362.94 × 3,878.60
  4. Step 4: Simplify right side
    7,573.75x = 44,072,251.97
  5. Step 5: Solve for x
    x = 44,072,251.97/7,573.75
  6. Step 6: Final answer
    x = 5,819.08

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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.