Home / 2,750.46-4,119.21-2,173.74

Finding the Fourth Proportional to 2,750.46, 4,119.21 and 2,173.74

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Solution

The fourth proportional to 2,750.46, 4,119.21 and 2,173.74 is: 3,255.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750.46 : 4,119.21 = 2,173.74 : x
  2. Step 2: Convert to fraction form
    2,750.46/4,119.21 = 2,173.74/x
  3. Step 3: Cross multiply
    2,750.46x = 4,119.21 × 2,173.74
  4. Step 4: Simplify right side
    2,750.46x = 8,954,091.55
  5. Step 5: Solve for x
    x = 8,954,091.55/2,750.46
  6. Step 6: Final answer
    x = 3,255.49

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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.