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Finding the Fourth Proportional to 6,415.94, 8,850.95 and 4,024.73

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Solution

The fourth proportional to 6,415.94, 8,850.95 and 4,024.73 is: 5,552.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,415.94 : 8,850.95 = 4,024.73 : x
  2. Step 2: Convert to fraction form
    6,415.94/8,850.95 = 4,024.73/x
  3. Step 3: Cross multiply
    6,415.94x = 8,850.95 × 4,024.73
  4. Step 4: Simplify right side
    6,415.94x = 35,622,619.62
  5. Step 5: Solve for x
    x = 35,622,619.62/6,415.94
  6. Step 6: Final answer
    x = 5,552.21

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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.