Home / 4,825.56-7,245.22-2,749.70

Finding the Fourth Proportional to 4,825.56, 7,245.22 and 2,749.70

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Solution

The fourth proportional to 4,825.56, 7,245.22 and 2,749.70 is: 4,128.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,825.56 : 7,245.22 = 2,749.70 : x
  2. Step 2: Convert to fraction form
    4,825.56/7,245.22 = 2,749.70/x
  3. Step 3: Cross multiply
    4,825.56x = 7,245.22 × 2,749.70
  4. Step 4: Simplify right side
    4,825.56x = 19,922,181.43
  5. Step 5: Solve for x
    x = 19,922,181.43/4,825.56
  6. Step 6: Final answer
    x = 4,128.47

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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.