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Finding the Fourth Proportional to 6,550.37, 9,806.21 and 4,325.09

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Solution

The fourth proportional to 6,550.37, 9,806.21 and 4,325.09 is: 6,474.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,550.37 : 9,806.21 = 4,325.09 : x
  2. Step 2: Convert to fraction form
    6,550.37/9,806.21 = 4,325.09/x
  3. Step 3: Cross multiply
    6,550.37x = 9,806.21 × 4,325.09
  4. Step 4: Simplify right side
    6,550.37x = 42,412,719.18
  5. Step 5: Solve for x
    x = 42,412,719.18/6,550.37
  6. Step 6: Final answer
    x = 6,474.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.