Home / 3,115.88-4,674.68-2,593.08

Finding the Fourth Proportional to 3,115.88, 4,674.68 and 2,593.08

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Solution

The fourth proportional to 3,115.88, 4,674.68 and 2,593.08 is: 3,890.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115.88 : 4,674.68 = 2,593.08 : x
  2. Step 2: Convert to fraction form
    3,115.88/4,674.68 = 2,593.08/x
  3. Step 3: Cross multiply
    3,115.88x = 4,674.68 × 2,593.08
  4. Step 4: Simplify right side
    3,115.88x = 12,121,819.21
  5. Step 5: Solve for x
    x = 12,121,819.21/3,115.88
  6. Step 6: Final answer
    x = 3,890.34

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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.