Home / 8,850.92-13,276.40-3,919.23

Finding the Fourth Proportional to 8,850.92, 13,276.40 and 3,919.23

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Solution

The fourth proportional to 8,850.92, 13,276.40 and 3,919.23 is: 5,878.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,850.92 : 13,276.40 = 3,919.23 : x
  2. Step 2: Convert to fraction form
    8,850.92/13,276.40 = 3,919.23/x
  3. Step 3: Cross multiply
    8,850.92x = 13,276.40 × 3,919.23
  4. Step 4: Simplify right side
    8,850.92x = 52,033,245.58
  5. Step 5: Solve for x
    x = 52,033,245.58/8,850.92
  6. Step 6: Final answer
    x = 5,878.85

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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.