Home / 4,021.11-5,548.85-2,228.57

Finding the Fourth Proportional to 4,021.11, 5,548.85 and 2,228.57

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Solution

The fourth proportional to 4,021.11, 5,548.85 and 2,228.57 is: 3,075.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021.11 : 5,548.85 = 2,228.57 : x
  2. Step 2: Convert to fraction form
    4,021.11/5,548.85 = 2,228.57/x
  3. Step 3: Cross multiply
    4,021.11x = 5,548.85 × 2,228.57
  4. Step 4: Simplify right side
    4,021.11x = 12,366,000.64
  5. Step 5: Solve for x
    x = 12,366,000.64/4,021.11
  6. Step 6: Final answer
    x = 3,075.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.