Home / 5,518.23-8,277.74-2,231.25

Finding the Fourth Proportional to 5,518.23, 8,277.74 and 2,231.25

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Solution

The fourth proportional to 5,518.23, 8,277.74 and 2,231.25 is: 3,347.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,518.23 : 8,277.74 = 2,231.25 : x
  2. Step 2: Convert to fraction form
    5,518.23/8,277.74 = 2,231.25/x
  3. Step 3: Cross multiply
    5,518.23x = 8,277.74 × 2,231.25
  4. Step 4: Simplify right side
    5,518.23x = 18,469,686.10
  5. Step 5: Solve for x
    x = 18,469,686.10/5,518.23
  6. Step 6: Final answer
    x = 3,347.03

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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.