Home / 7,489.06-11,234.22-2,556.70

Finding the Fourth Proportional to 7,489.06, 11,234.22 and 2,556.70

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Solution

The fourth proportional to 7,489.06, 11,234.22 and 2,556.70 is: 3,835.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489.06 : 11,234.22 = 2,556.70 : x
  2. Step 2: Convert to fraction form
    7,489.06/11,234.22 = 2,556.70/x
  3. Step 3: Cross multiply
    7,489.06x = 11,234.22 × 2,556.70
  4. Step 4: Simplify right side
    7,489.06x = 28,722,530.27
  5. Step 5: Solve for x
    x = 28,722,530.27/7,489.06
  6. Step 6: Final answer
    x = 3,835.27

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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.