Home / 3,280.22-4,527.44-1,954.95

Finding the Fourth Proportional to 3,280.22, 4,527.44 and 1,954.95

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Solution

The fourth proportional to 3,280.22, 4,527.44 and 1,954.95 is: 2,698.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280.22 : 4,527.44 = 1,954.95 : x
  2. Step 2: Convert to fraction form
    3,280.22/4,527.44 = 1,954.95/x
  3. Step 3: Cross multiply
    3,280.22x = 4,527.44 × 1,954.95
  4. Step 4: Simplify right side
    3,280.22x = 8,850,909.05
  5. Step 5: Solve for x
    x = 8,850,909.05/3,280.22
  6. Step 6: Final answer
    x = 2,698.27

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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.