Home / 7,845.06-11,769.42-2,650.94

Finding the Fourth Proportional to 7,845.06, 11,769.42 and 2,650.94

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Solution

The fourth proportional to 7,845.06, 11,769.42 and 2,650.94 is: 3,977.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,845.06 : 11,769.42 = 2,650.94 : x
  2. Step 2: Convert to fraction form
    7,845.06/11,769.42 = 2,650.94/x
  3. Step 3: Cross multiply
    7,845.06x = 11,769.42 × 2,650.94
  4. Step 4: Simplify right side
    7,845.06x = 31,200,026.25
  5. Step 5: Solve for x
    x = 31,200,026.25/7,845.06
  6. Step 6: Final answer
    x = 3,977.03

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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.