Home / 3,589.89-4,954.43-2,098.31

Finding the Fourth Proportional to 3,589.89, 4,954.43 and 2,098.31

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Solution

The fourth proportional to 3,589.89, 4,954.43 and 2,098.31 is: 2,895.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,589.89 : 4,954.43 = 2,098.31 : x
  2. Step 2: Convert to fraction form
    3,589.89/4,954.43 = 2,098.31/x
  3. Step 3: Cross multiply
    3,589.89x = 4,954.43 × 2,098.31
  4. Step 4: Simplify right side
    3,589.89x = 10,395,910.49
  5. Step 5: Solve for x
    x = 10,395,910.49/3,589.89
  6. Step 6: Final answer
    x = 2,895.89

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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.