Home / 8,226.72-11,351.34-4,866.84

Finding the Fourth Proportional to 8,226.72, 11,351.34 and 4,866.84

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Solution

The fourth proportional to 8,226.72, 11,351.34 and 4,866.84 is: 6,715.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,226.72 : 11,351.34 = 4,866.84 : x
  2. Step 2: Convert to fraction form
    8,226.72/11,351.34 = 4,866.84/x
  3. Step 3: Cross multiply
    8,226.72x = 11,351.34 × 4,866.84
  4. Step 4: Simplify right side
    8,226.72x = 55,245,155.57
  5. Step 5: Solve for x
    x = 55,245,155.57/8,226.72
  6. Step 6: Final answer
    x = 6,715.33

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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.