Home / 3,589.56-4,954.19-1,996.72

Finding the Fourth Proportional to 3,589.56, 4,954.19 and 1,996.72

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Solution

The fourth proportional to 3,589.56, 4,954.19 and 1,996.72 is: 2,755.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,589.56 : 4,954.19 = 1,996.72 : x
  2. Step 2: Convert to fraction form
    3,589.56/4,954.19 = 1,996.72/x
  3. Step 3: Cross multiply
    3,589.56x = 4,954.19 × 1,996.72
  4. Step 4: Simplify right side
    3,589.56x = 9,892,130.26
  5. Step 5: Solve for x
    x = 9,892,130.26/3,589.56
  6. Step 6: Final answer
    x = 2,755.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.