Home / 6,816.37-9,407.46-4,163.22

Finding the Fourth Proportional to 6,816.37, 9,407.46 and 4,163.22

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Solution

The fourth proportional to 6,816.37, 9,407.46 and 4,163.22 is: 5,745.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,816.37 : 9,407.46 = 4,163.22 : x
  2. Step 2: Convert to fraction form
    6,816.37/9,407.46 = 4,163.22/x
  3. Step 3: Cross multiply
    6,816.37x = 9,407.46 × 4,163.22
  4. Step 4: Simplify right side
    6,816.37x = 39,165,325.62
  5. Step 5: Solve for x
    x = 39,165,325.62/6,816.37
  6. Step 6: Final answer
    x = 5,745.77

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Half scale
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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.