Home / 6,375.06-8,795.76-4,105.44

Finding the Fourth Proportional to 6,375.06, 8,795.76 and 4,105.44

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Solution

The fourth proportional to 6,375.06, 8,795.76 and 4,105.44 is: 5,664.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,375.06 : 8,795.76 = 4,105.44 : x
  2. Step 2: Convert to fraction form
    6,375.06/8,795.76 = 4,105.44/x
  3. Step 3: Cross multiply
    6,375.06x = 8,795.76 × 4,105.44
  4. Step 4: Simplify right side
    6,375.06x = 36,110,464.93
  5. Step 5: Solve for x
    x = 36,110,464.93/6,375.06
  6. Step 6: Final answer
    x = 5,664.33

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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.