Home / 3,028.40-4,179.18-1,849.24

Finding the Fourth Proportional to 3,028.40, 4,179.18 and 1,849.24

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Solution

The fourth proportional to 3,028.40, 4,179.18 and 1,849.24 is: 2,551.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.40 : 4,179.18 = 1,849.24 : x
  2. Step 2: Convert to fraction form
    3,028.40/4,179.18 = 1,849.24/x
  3. Step 3: Cross multiply
    3,028.40x = 4,179.18 × 1,849.24
  4. Step 4: Simplify right side
    3,028.40x = 7,728,306.82
  5. Step 5: Solve for x
    x = 7,728,306.82/3,028.40
  6. Step 6: Final answer
    x = 2,551.94

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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.