Home / 8,858.36-12,227.05-6,206.42

Finding the Fourth Proportional to 8,858.36, 12,227.05 and 6,206.42

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Solution

The fourth proportional to 8,858.36, 12,227.05 and 6,206.42 is: 8,566.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858.36 : 12,227.05 = 6,206.42 : x
  2. Step 2: Convert to fraction form
    8,858.36/12,227.05 = 6,206.42/x
  3. Step 3: Cross multiply
    8,858.36x = 12,227.05 × 6,206.42
  4. Step 4: Simplify right side
    8,858.36x = 75,886,245.99
  5. Step 5: Solve for x
    x = 75,886,245.99/8,858.36
  6. Step 6: Final answer
    x = 8,566.62

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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.