Home / 6,331.02-8,736.83-3,678.94

Finding the Fourth Proportional to 6,331.02, 8,736.83 and 3,678.94

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Solution

The fourth proportional to 6,331.02, 8,736.83 and 3,678.94 is: 5,076.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,331.02 : 8,736.83 = 3,678.94 : x
  2. Step 2: Convert to fraction form
    6,331.02/8,736.83 = 3,678.94/x
  3. Step 3: Cross multiply
    6,331.02x = 8,736.83 × 3,678.94
  4. Step 4: Simplify right side
    6,331.02x = 32,142,273.36
  5. Step 5: Solve for x
    x = 32,142,273.36/6,331.02
  6. Step 6: Final answer
    x = 5,076.95

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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.