Home / 3,013.48-4,511.58-2,771.56

Finding the Fourth Proportional to 3,013.48, 4,511.58 and 2,771.56

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Solution

The fourth proportional to 3,013.48, 4,511.58 and 2,771.56 is: 4,149.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013.48 : 4,511.58 = 2,771.56 : x
  2. Step 2: Convert to fraction form
    3,013.48/4,511.58 = 2,771.56/x
  3. Step 3: Cross multiply
    3,013.48x = 4,511.58 × 2,771.56
  4. Step 4: Simplify right side
    3,013.48x = 12,504,114.66
  5. Step 5: Solve for x
    x = 12,504,114.66/3,013.48
  6. Step 6: Final answer
    x = 4,149.39

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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.