Home / 3,028.80-4,174.60-2,310.73

Finding the Fourth Proportional to 3,028.80, 4,174.60 and 2,310.73

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Solution

The fourth proportional to 3,028.80, 4,174.60 and 2,310.73 is: 3,184.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.80 : 4,174.60 = 2,310.73 : x
  2. Step 2: Convert to fraction form
    3,028.80/4,174.60 = 2,310.73/x
  3. Step 3: Cross multiply
    3,028.80x = 4,174.60 × 2,310.73
  4. Step 4: Simplify right side
    3,028.80x = 9,646,373.46
  5. Step 5: Solve for x
    x = 9,646,373.46/3,028.80
  6. Step 6: Final answer
    x = 3,184.89

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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.