Home / 9,269.03-12,786.86-6,750

Finding the Fourth Proportional to 9,269.03, 12,786.86 and 6,750

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Solution

The fourth proportional to 9,269.03, 12,786.86 and 6,750 is: 9,311.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,269.03 : 12,786.86 = 6,750 : x
  2. Step 2: Convert to fraction form
    9,269.03/12,786.86 = 6,750/x
  3. Step 3: Cross multiply
    9,269.03x = 12,786.86 × 6,750
  4. Step 4: Simplify right side
    9,269.03x = 86,311,321.88
  5. Step 5: Solve for x
    x = 86,311,321.88/9,269.03
  6. Step 6: Final answer
    x = 9,311.79

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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.