Home / 8,078.37-12,117.53-2,234.96

Finding the Fourth Proportional to 8,078.37, 12,117.53 and 2,234.96

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Solution

The fourth proportional to 8,078.37, 12,117.53 and 2,234.96 is: 3,352.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,078.37 : 12,117.53 = 2,234.96 : x
  2. Step 2: Convert to fraction form
    8,078.37/12,117.53 = 2,234.96/x
  3. Step 3: Cross multiply
    8,078.37x = 12,117.53 × 2,234.96
  4. Step 4: Simplify right side
    8,078.37x = 27,082,123.09
  5. Step 5: Solve for x
    x = 27,082,123.09/8,078.37
  6. Step 6: Final answer
    x = 3,352.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.