Home / 2,245.30-3,342.75-2,234.50

Finding the Fourth Proportional to 2,245.30, 3,342.75 and 2,234.50

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Solution

The fourth proportional to 2,245.30, 3,342.75 and 2,234.50 is: 3,326.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245.30 : 3,342.75 = 2,234.50 : x
  2. Step 2: Convert to fraction form
    2,245.30/3,342.75 = 2,234.50/x
  3. Step 3: Cross multiply
    2,245.30x = 3,342.75 × 2,234.50
  4. Step 4: Simplify right side
    2,245.30x = 7,469,374.88
  5. Step 5: Solve for x
    x = 7,469,374.88/2,245.30
  6. Step 6: Final answer
    x = 3,326.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.