Home / 5,919.08-8,878.41-3,983.58

Finding the Fourth Proportional to 5,919.08, 8,878.41 and 3,983.58

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Solution

The fourth proportional to 5,919.08, 8,878.41 and 3,983.58 is: 5,975.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,919.08 : 8,878.41 = 3,983.58 : x
  2. Step 2: Convert to fraction form
    5,919.08/8,878.41 = 3,983.58/x
  3. Step 3: Cross multiply
    5,919.08x = 8,878.41 × 3,983.58
  4. Step 4: Simplify right side
    5,919.08x = 35,367,856.51
  5. Step 5: Solve for x
    x = 35,367,856.51/5,919.08
  6. Step 6: Final answer
    x = 5,975.23

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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.