Home / 4,905.99-6,773.06-3,908.07

Finding the Fourth Proportional to 4,905.99, 6,773.06 and 3,908.07

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Solution

The fourth proportional to 4,905.99, 6,773.06 and 3,908.07 is: 5,395.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905.99 : 6,773.06 = 3,908.07 : x
  2. Step 2: Convert to fraction form
    4,905.99/6,773.06 = 3,908.07/x
  3. Step 3: Cross multiply
    4,905.99x = 6,773.06 × 3,908.07
  4. Step 4: Simplify right side
    4,905.99x = 26,469,573.05
  5. Step 5: Solve for x
    x = 26,469,573.05/4,905.99
  6. Step 6: Final answer
    x = 5,395.36

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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.