Home / 3,056.20-4,561.20-2,760.95

Finding the Fourth Proportional to 3,056.20, 4,561.20 and 2,760.95

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Solution

The fourth proportional to 3,056.20, 4,561.20 and 2,760.95 is: 4,120.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056.20 : 4,561.20 = 2,760.95 : x
  2. Step 2: Convert to fraction form
    3,056.20/4,561.20 = 2,760.95/x
  3. Step 3: Cross multiply
    3,056.20x = 4,561.20 × 2,760.95
  4. Step 4: Simplify right side
    3,056.20x = 12,593,256.54
  5. Step 5: Solve for x
    x = 12,593,256.54/3,056.20
  6. Step 6: Final answer
    x = 4,120.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.