Home / 9,269.27-12,786.83-6,284.09

Finding the Fourth Proportional to 9,269.27, 12,786.83 and 6,284.09

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Solution

The fourth proportional to 9,269.27, 12,786.83 and 6,284.09 is: 8,668.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,269.27 : 12,786.83 = 6,284.09 : x
  2. Step 2: Convert to fraction form
    9,269.27/12,786.83 = 6,284.09/x
  3. Step 3: Cross multiply
    9,269.27x = 12,786.83 × 6,284.09
  4. Step 4: Simplify right side
    9,269.27x = 80,353,559.11
  5. Step 5: Solve for x
    x = 80,353,559.11/9,269.27
  6. Step 6: Final answer
    x = 8,668.81

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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.