Home / 5,550.96-8,328.03-1,855.62

Finding the Fourth Proportional to 5,550.96, 8,328.03 and 1,855.62

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Solution

The fourth proportional to 5,550.96, 8,328.03 and 1,855.62 is: 2,783.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,550.96 : 8,328.03 = 1,855.62 : x
  2. Step 2: Convert to fraction form
    5,550.96/8,328.03 = 1,855.62/x
  3. Step 3: Cross multiply
    5,550.96x = 8,328.03 × 1,855.62
  4. Step 4: Simplify right side
    5,550.96x = 15,453,659.03
  5. Step 5: Solve for x
    x = 15,453,659.03/5,550.96
  6. Step 6: Final answer
    x = 2,783.96

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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.