Home / 5,999.78-8,279.34-3,481.70

Finding the Fourth Proportional to 5,999.78, 8,279.34 and 3,481.70

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Solution

The fourth proportional to 5,999.78, 8,279.34 and 3,481.70 is: 4,804.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,999.78 : 8,279.34 = 3,481.70 : x
  2. Step 2: Convert to fraction form
    5,999.78/8,279.34 = 3,481.70/x
  3. Step 3: Cross multiply
    5,999.78x = 8,279.34 × 3,481.70
  4. Step 4: Simplify right side
    5,999.78x = 28,826,178.08
  5. Step 5: Solve for x
    x = 28,826,178.08/5,999.78
  6. Step 6: Final answer
    x = 4,804.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.