Home / 3,424.12-5,137.73-1,450.28

Finding the Fourth Proportional to 3,424.12, 5,137.73 and 1,450.28

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Solution

The fourth proportional to 3,424.12, 5,137.73 and 1,450.28 is: 2,176.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424.12 : 5,137.73 = 1,450.28 : x
  2. Step 2: Convert to fraction form
    3,424.12/5,137.73 = 1,450.28/x
  3. Step 3: Cross multiply
    3,424.12x = 5,137.73 × 1,450.28
  4. Step 4: Simplify right side
    3,424.12x = 7,451,147.06
  5. Step 5: Solve for x
    x = 7,451,147.06/3,424.12
  6. Step 6: Final answer
    x = 2,176.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.