Home / 3,589.97-4,954.12-2,018.05

Finding the Fourth Proportional to 3,589.97, 4,954.12 and 2,018.05

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Solution

The fourth proportional to 3,589.97, 4,954.12 and 2,018.05 is: 2,784.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,589.97 : 4,954.12 = 2,018.05 : x
  2. Step 2: Convert to fraction form
    3,589.97/4,954.12 = 2,018.05/x
  3. Step 3: Cross multiply
    3,589.97x = 4,954.12 × 2,018.05
  4. Step 4: Simplify right side
    3,589.97x = 9,997,644.44
  5. Step 5: Solve for x
    x = 9,997,644.44/3,589.97
  6. Step 6: Final answer
    x = 2,784.89

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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.