Home / 3,276.75-4,518.92-2,439.57

Finding the Fourth Proportional to 3,276.75, 4,518.92 and 2,439.57

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Solution

The fourth proportional to 3,276.75, 4,518.92 and 2,439.57 is: 3,364.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.75 : 4,518.92 = 2,439.57 : x
  2. Step 2: Convert to fraction form
    3,276.75/4,518.92 = 2,439.57/x
  3. Step 3: Cross multiply
    3,276.75x = 4,518.92 × 2,439.57
  4. Step 4: Simplify right side
    3,276.75x = 11,024,221.66
  5. Step 5: Solve for x
    x = 11,024,221.66/3,276.75
  6. Step 6: Final answer
    x = 3,364.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.