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Finding the Fourth Proportional to 6,463.94, 8,965.54 and 6,201.50

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Solution

The fourth proportional to 6,463.94, 8,965.54 and 6,201.50 is: 8,601.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,463.94 : 8,965.54 = 6,201.50 : x
  2. Step 2: Convert to fraction form
    6,463.94/8,965.54 = 6,201.50/x
  3. Step 3: Cross multiply
    6,463.94x = 8,965.54 × 6,201.50
  4. Step 4: Simplify right side
    6,463.94x = 55,599,796.31
  5. Step 5: Solve for x
    x = 55,599,796.31/6,463.94
  6. Step 6: Final answer
    x = 8,601.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.