Home / 3,261.12-4,890.24-2,293.44

Finding the Fourth Proportional to 3,261.12, 4,890.24 and 2,293.44

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Solution

The fourth proportional to 3,261.12, 4,890.24 and 2,293.44 is: 3,439.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.12 : 4,890.24 = 2,293.44 : x
  2. Step 2: Convert to fraction form
    3,261.12/4,890.24 = 2,293.44/x
  3. Step 3: Cross multiply
    3,261.12x = 4,890.24 × 2,293.44
  4. Step 4: Simplify right side
    3,261.12x = 11,215,472.03
  5. Step 5: Solve for x
    x = 11,215,472.03/3,261.12
  6. Step 6: Final answer
    x = 3,439.15

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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.