Home / 4,755.24-7,120.44-3,825.72

Finding the Fourth Proportional to 4,755.24, 7,120.44 and 3,825.72

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Solution

The fourth proportional to 4,755.24, 7,120.44 and 3,825.72 is: 5,728.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,755.24 : 7,120.44 = 3,825.72 : x
  2. Step 2: Convert to fraction form
    4,755.24/7,120.44 = 3,825.72/x
  3. Step 3: Cross multiply
    4,755.24x = 7,120.44 × 3,825.72
  4. Step 4: Simplify right side
    4,755.24x = 27,240,809.72
  5. Step 5: Solve for x
    x = 27,240,809.72/4,755.24
  6. Step 6: Final answer
    x = 5,728.59

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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.