Home / 6,305.18-9,450.72-3,188.03

Finding the Fourth Proportional to 6,305.18, 9,450.72 and 3,188.03

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Solution

The fourth proportional to 6,305.18, 9,450.72 and 3,188.03 is: 4,778.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,305.18 : 9,450.72 = 3,188.03 : x
  2. Step 2: Convert to fraction form
    6,305.18/9,450.72 = 3,188.03/x
  3. Step 3: Cross multiply
    6,305.18x = 9,450.72 × 3,188.03
  4. Step 4: Simplify right side
    6,305.18x = 30,129,131.63
  5. Step 5: Solve for x
    x = 30,129,131.63/6,305.18
  6. Step 6: Final answer
    x = 4,778.48

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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.