Home / 7,654.15-11,481.27-2,723.98

Finding the Fourth Proportional to 7,654.15, 11,481.27 and 2,723.98

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Solution

The fourth proportional to 7,654.15, 11,481.27 and 2,723.98 is: 4,085.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,654.15 : 11,481.27 = 2,723.98 : x
  2. Step 2: Convert to fraction form
    7,654.15/11,481.27 = 2,723.98/x
  3. Step 3: Cross multiply
    7,654.15x = 11,481.27 × 2,723.98
  4. Step 4: Simplify right side
    7,654.15x = 31,274,749.85
  5. Step 5: Solve for x
    x = 31,274,749.85/7,654.15
  6. Step 6: Final answer
    x = 4,085.99

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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.