Home / 7,364.20-11,046.30-6,845.80

Finding the Fourth Proportional to 7,364.20, 11,046.30 and 6,845.80

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Solution

The fourth proportional to 7,364.20, 11,046.30 and 6,845.80 is: 10,268.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,364.20 : 11,046.30 = 6,845.80 : x
  2. Step 2: Convert to fraction form
    7,364.20/11,046.30 = 6,845.80/x
  3. Step 3: Cross multiply
    7,364.20x = 11,046.30 × 6,845.80
  4. Step 4: Simplify right side
    7,364.20x = 75,620,760.54
  5. Step 5: Solve for x
    x = 75,620,760.54/7,364.20
  6. Step 6: Final answer
    x = 10,268.70

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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.