Home / 3,043.80-4,179.60-2,449.80

Finding the Fourth Proportional to 3,043.80, 4,179.60 and 2,449.80

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Solution

The fourth proportional to 3,043.80, 4,179.60 and 2,449.80 is: 3,363.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,043.80 : 4,179.60 = 2,449.80 : x
  2. Step 2: Convert to fraction form
    3,043.80/4,179.60 = 2,449.80/x
  3. Step 3: Cross multiply
    3,043.80x = 4,179.60 × 2,449.80
  4. Step 4: Simplify right side
    3,043.80x = 10,239,184.08
  5. Step 5: Solve for x
    x = 10,239,184.08/3,043.80
  6. Step 6: Final answer
    x = 3,363.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.