Home / 8,134.52-11,226.68-4,778.60

Finding the Fourth Proportional to 8,134.52, 11,226.68 and 4,778.60

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Solution

The fourth proportional to 8,134.52, 11,226.68 and 4,778.60 is: 6,595.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,134.52 : 11,226.68 = 4,778.60 : x
  2. Step 2: Convert to fraction form
    8,134.52/11,226.68 = 4,778.60/x
  3. Step 3: Cross multiply
    8,134.52x = 11,226.68 × 4,778.60
  4. Step 4: Simplify right side
    8,134.52x = 53,647,813.05
  5. Step 5: Solve for x
    x = 53,647,813.05/8,134.52
  6. Step 6: Final answer
    x = 6,595.08

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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.