Home / 5,081.88-7,628.26-4,500.48

Finding the Fourth Proportional to 5,081.88, 7,628.26 and 4,500.48

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Solution

The fourth proportional to 5,081.88, 7,628.26 and 4,500.48 is: 6,755.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,081.88 : 7,628.26 = 4,500.48 : x
  2. Step 2: Convert to fraction form
    5,081.88/7,628.26 = 4,500.48/x
  3. Step 3: Cross multiply
    5,081.88x = 7,628.26 × 4,500.48
  4. Step 4: Simplify right side
    5,081.88x = 34,330,831.56
  5. Step 5: Solve for x
    x = 34,330,831.56/5,081.88
  6. Step 6: Final answer
    x = 6,755.54

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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.