Home / 2,929.75-4,395.23-1,198.38

Finding the Fourth Proportional to 2,929.75, 4,395.23 and 1,198.38

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Solution

The fourth proportional to 2,929.75, 4,395.23 and 1,198.38 is: 1,797.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929.75 : 4,395.23 = 1,198.38 : x
  2. Step 2: Convert to fraction form
    2,929.75/4,395.23 = 1,198.38/x
  3. Step 3: Cross multiply
    2,929.75x = 4,395.23 × 1,198.38
  4. Step 4: Simplify right side
    2,929.75x = 5,267,155.73
  5. Step 5: Solve for x
    x = 5,267,155.73/2,929.75
  6. Step 6: Final answer
    x = 1,797.82

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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.