Home / 3,563.88-4,919.79-2,619.68

Finding the Fourth Proportional to 3,563.88, 4,919.79 and 2,619.68

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Solution

The fourth proportional to 3,563.88, 4,919.79 and 2,619.68 is: 3,616.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563.88 : 4,919.79 = 2,619.68 : x
  2. Step 2: Convert to fraction form
    3,563.88/4,919.79 = 2,619.68/x
  3. Step 3: Cross multiply
    3,563.88x = 4,919.79 × 2,619.68
  4. Step 4: Simplify right side
    3,563.88x = 12,888,250.87
  5. Step 5: Solve for x
    x = 12,888,250.87/3,563.88
  6. Step 6: Final answer
    x = 3,616.35

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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.