Home / 4,019.85-5,537.03-3,086.73

Finding the Fourth Proportional to 4,019.85, 5,537.03 and 3,086.73

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Solution

The fourth proportional to 4,019.85, 5,537.03 and 3,086.73 is: 4,251.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019.85 : 5,537.03 = 3,086.73 : x
  2. Step 2: Convert to fraction form
    4,019.85/5,537.03 = 3,086.73/x
  3. Step 3: Cross multiply
    4,019.85x = 5,537.03 × 3,086.73
  4. Step 4: Simplify right side
    4,019.85x = 17,091,301.18
  5. Step 5: Solve for x
    x = 17,091,301.18/4,019.85
  6. Step 6: Final answer
    x = 4,251.73

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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.