Home / 6,245.06-8,618.07-3,450.50

Finding the Fourth Proportional to 6,245.06, 8,618.07 and 3,450.50

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Solution

The fourth proportional to 6,245.06, 8,618.07 and 3,450.50 is: 4,761.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,245.06 : 8,618.07 = 3,450.50 : x
  2. Step 2: Convert to fraction form
    6,245.06/8,618.07 = 3,450.50/x
  3. Step 3: Cross multiply
    6,245.06x = 8,618.07 × 3,450.50
  4. Step 4: Simplify right side
    6,245.06x = 29,736,650.54
  5. Step 5: Solve for x
    x = 29,736,650.54/6,245.06
  6. Step 6: Final answer
    x = 4,761.63

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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.