Home / 3,589.58-5,374.77-2,107.58

Finding the Fourth Proportional to 3,589.58, 5,374.77 and 2,107.58

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Solution

The fourth proportional to 3,589.58, 5,374.77 and 2,107.58 is: 3,155.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,589.58 : 5,374.77 = 2,107.58 : x
  2. Step 2: Convert to fraction form
    3,589.58/5,374.77 = 2,107.58/x
  3. Step 3: Cross multiply
    3,589.58x = 5,374.77 × 2,107.58
  4. Step 4: Simplify right side
    3,589.58x = 11,327,730.88
  5. Step 5: Solve for x
    x = 11,327,730.88/3,589.58
  6. Step 6: Final answer
    x = 3,155.73

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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.