Home / 6,769.50-9,342.99-3,974.46

Finding the Fourth Proportional to 6,769.50, 9,342.99 and 3,974.46

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Solution

The fourth proportional to 6,769.50, 9,342.99 and 3,974.46 is: 5,485.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,769.50 : 9,342.99 = 3,974.46 : x
  2. Step 2: Convert to fraction form
    6,769.50/9,342.99 = 3,974.46/x
  3. Step 3: Cross multiply
    6,769.50x = 9,342.99 × 3,974.46
  4. Step 4: Simplify right side
    6,769.50x = 37,133,340.04
  5. Step 5: Solve for x
    x = 37,133,340.04/6,769.50
  6. Step 6: Final answer
    x = 5,485.39

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Double scale
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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.