Home / 3,011.67-4,519.26-2,191.41

Finding the Fourth Proportional to 3,011.67, 4,519.26 and 2,191.41

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Solution

The fourth proportional to 3,011.67, 4,519.26 and 2,191.41 is: 3,288.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011.67 : 4,519.26 = 2,191.41 : x
  2. Step 2: Convert to fraction form
    3,011.67/4,519.26 = 2,191.41/x
  3. Step 3: Cross multiply
    3,011.67x = 4,519.26 × 2,191.41
  4. Step 4: Simplify right side
    3,011.67x = 9,903,551.56
  5. Step 5: Solve for x
    x = 9,903,551.56/3,011.67
  6. Step 6: Final answer
    x = 3,288.39

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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.