Home / 11,193.87-16,789.41-4,619.19

Finding the Fourth Proportional to 11,193.87, 16,789.41 and 4,619.19

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Solution

The fourth proportional to 11,193.87, 16,789.41 and 4,619.19 is: 6,928.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,193.87 : 16,789.41 = 4,619.19 : x
  2. Step 2: Convert to fraction form
    11,193.87/16,789.41 = 4,619.19/x
  3. Step 3: Cross multiply
    11,193.87x = 16,789.41 × 4,619.19
  4. Step 4: Simplify right side
    11,193.87x = 77,553,474.78
  5. Step 5: Solve for x
    x = 77,553,474.78/11,193.87
  6. Step 6: Final answer
    x = 6,928.21

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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.