Home / 5,919.24-8,167.09-3,619.05

Finding the Fourth Proportional to 5,919.24, 8,167.09 and 3,619.05

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Solution

The fourth proportional to 5,919.24, 8,167.09 and 3,619.05 is: 4,993.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,919.24 : 8,167.09 = 3,619.05 : x
  2. Step 2: Convert to fraction form
    5,919.24/8,167.09 = 3,619.05/x
  3. Step 3: Cross multiply
    5,919.24x = 8,167.09 × 3,619.05
  4. Step 4: Simplify right side
    5,919.24x = 29,557,107.06
  5. Step 5: Solve for x
    x = 29,557,107.06/5,919.24
  6. Step 6: Final answer
    x = 4,993.40

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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.