Home / 2,741.20-4,103.30-2,216.84

Finding the Fourth Proportional to 2,741.20, 4,103.30 and 2,216.84

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Solution

The fourth proportional to 2,741.20, 4,103.30 and 2,216.84 is: 3,318.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,741.20 : 4,103.30 = 2,216.84 : x
  2. Step 2: Convert to fraction form
    2,741.20/4,103.30 = 2,216.84/x
  3. Step 3: Cross multiply
    2,741.20x = 4,103.30 × 2,216.84
  4. Step 4: Simplify right side
    2,741.20x = 9,096,344.60
  5. Step 5: Solve for x
    x = 9,096,344.60/2,741.20
  6. Step 6: Final answer
    x = 3,318.38

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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.