Home / 3,500.85-4,832.78-2,493.21

Finding the Fourth Proportional to 3,500.85, 4,832.78 and 2,493.21

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Solution

The fourth proportional to 3,500.85, 4,832.78 and 2,493.21 is: 3,441.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.85 : 4,832.78 = 2,493.21 : x
  2. Step 2: Convert to fraction form
    3,500.85/4,832.78 = 2,493.21/x
  3. Step 3: Cross multiply
    3,500.85x = 4,832.78 × 2,493.21
  4. Step 4: Simplify right side
    3,500.85x = 12,049,135.42
  5. Step 5: Solve for x
    x = 12,049,135.42/3,500.85
  6. Step 6: Final answer
    x = 3,441.77

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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.