Home / 3,604.20-4,974.18-2,206.60

Finding the Fourth Proportional to 3,604.20, 4,974.18 and 2,206.60

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Solution

The fourth proportional to 3,604.20, 4,974.18 and 2,206.60 is: 3,045.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,604.20 : 4,974.18 = 2,206.60 : x
  2. Step 2: Convert to fraction form
    3,604.20/4,974.18 = 2,206.60/x
  3. Step 3: Cross multiply
    3,604.20x = 4,974.18 × 2,206.60
  4. Step 4: Simplify right side
    3,604.20x = 10,976,025.59
  5. Step 5: Solve for x
    x = 10,976,025.59/3,604.20
  6. Step 6: Final answer
    x = 3,045.34

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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.