Home / 6,976.78-9,628.02-3,832.96

Finding the Fourth Proportional to 6,976.78, 9,628.02 and 3,832.96

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Solution

The fourth proportional to 6,976.78, 9,628.02 and 3,832.96 is: 5,289.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,976.78 : 9,628.02 = 3,832.96 : x
  2. Step 2: Convert to fraction form
    6,976.78/9,628.02 = 3,832.96/x
  3. Step 3: Cross multiply
    6,976.78x = 9,628.02 × 3,832.96
  4. Step 4: Simplify right side
    6,976.78x = 36,903,796.37
  5. Step 5: Solve for x
    x = 36,903,796.37/6,976.78
  6. Step 6: Final answer
    x = 5,289.52

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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.