Home / 5,520.90-8,282.81-2,011.23

Finding the Fourth Proportional to 5,520.90, 8,282.81 and 2,011.23

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Solution

The fourth proportional to 5,520.90, 8,282.81 and 2,011.23 is: 3,017.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520.90 : 8,282.81 = 2,011.23 : x
  2. Step 2: Convert to fraction form
    5,520.90/8,282.81 = 2,011.23/x
  3. Step 3: Cross multiply
    5,520.90x = 8,282.81 × 2,011.23
  4. Step 4: Simplify right side
    5,520.90x = 16,658,625.90
  5. Step 5: Solve for x
    x = 16,658,625.90/5,520.90
  6. Step 6: Final answer
    x = 3,017.38

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.