Home / 3,401.70-4,694.46-2,222.10

Finding the Fourth Proportional to 3,401.70, 4,694.46 and 2,222.10

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Solution

The fourth proportional to 3,401.70, 4,694.46 and 2,222.10 is: 3,066.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,401.70 : 4,694.46 = 2,222.10 : x
  2. Step 2: Convert to fraction form
    3,401.70/4,694.46 = 2,222.10/x
  3. Step 3: Cross multiply
    3,401.70x = 4,694.46 × 2,222.10
  4. Step 4: Simplify right side
    3,401.70x = 10,431,559.57
  5. Step 5: Solve for x
    x = 10,431,559.57/3,401.70
  6. Step 6: Final answer
    x = 3,066.57

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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.