Home / 3,519.18-4,850.88-2,771.95

Finding the Fourth Proportional to 3,519.18, 4,850.88 and 2,771.95

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Solution

The fourth proportional to 3,519.18, 4,850.88 and 2,771.95 is: 3,820.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.18 : 4,850.88 = 2,771.95 : x
  2. Step 2: Convert to fraction form
    3,519.18/4,850.88 = 2,771.95/x
  3. Step 3: Cross multiply
    3,519.18x = 4,850.88 × 2,771.95
  4. Step 4: Simplify right side
    3,519.18x = 13,446,396.82
  5. Step 5: Solve for x
    x = 13,446,396.82/3,519.18
  6. Step 6: Final answer
    x = 3,820.89

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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.