Home / 4,147.35-5,722.38-3,028.89

Finding the Fourth Proportional to 4,147.35, 5,722.38 and 3,028.89

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Solution

The fourth proportional to 4,147.35, 5,722.38 and 3,028.89 is: 4,179.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147.35 : 5,722.38 = 3,028.89 : x
  2. Step 2: Convert to fraction form
    4,147.35/5,722.38 = 3,028.89/x
  3. Step 3: Cross multiply
    4,147.35x = 5,722.38 × 3,028.89
  4. Step 4: Simplify right side
    4,147.35x = 17,332,459.56
  5. Step 5: Solve for x
    x = 17,332,459.56/4,147.35
  6. Step 6: Final answer
    x = 4,179.16

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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.