Home / 3,591.36-4,955.84-2,019.44

Finding the Fourth Proportional to 3,591.36, 4,955.84 and 2,019.44

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Solution

The fourth proportional to 3,591.36, 4,955.84 and 2,019.44 is: 2,786.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,591.36 : 4,955.84 = 2,019.44 : x
  2. Step 2: Convert to fraction form
    3,591.36/4,955.84 = 2,019.44/x
  3. Step 3: Cross multiply
    3,591.36x = 4,955.84 × 2,019.44
  4. Step 4: Simplify right side
    3,591.36x = 10,008,021.53
  5. Step 5: Solve for x
    x = 10,008,021.53/3,591.36
  6. Step 6: Final answer
    x = 2,786.69

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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.