Home / 3,949.83-5,922.95-1,350.99

Finding the Fourth Proportional to 3,949.83, 5,922.95 and 1,350.99

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Solution

The fourth proportional to 3,949.83, 5,922.95 and 1,350.99 is: 2,025.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,949.83 : 5,922.95 = 1,350.99 : x
  2. Step 2: Convert to fraction form
    3,949.83/5,922.95 = 1,350.99/x
  3. Step 3: Cross multiply
    3,949.83x = 5,922.95 × 1,350.99
  4. Step 4: Simplify right side
    3,949.83x = 8,001,839.47
  5. Step 5: Solve for x
    x = 8,001,839.47/3,949.83
  6. Step 6: Final answer
    x = 2,025.87

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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.