Home / 3,057.20-4,211.70-2,522.60

Finding the Fourth Proportional to 3,057.20, 4,211.70 and 2,522.60

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Solution

The fourth proportional to 3,057.20, 4,211.70 and 2,522.60 is: 3,475.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057.20 : 4,211.70 = 2,522.60 : x
  2. Step 2: Convert to fraction form
    3,057.20/4,211.70 = 2,522.60/x
  3. Step 3: Cross multiply
    3,057.20x = 4,211.70 × 2,522.60
  4. Step 4: Simplify right side
    3,057.20x = 10,624,434.42
  5. Step 5: Solve for x
    x = 10,624,434.42/3,057.20
  6. Step 6: Final answer
    x = 3,475.22

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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.