Home / 3,544.20-5,312.70-2,082.60

Finding the Fourth Proportional to 3,544.20, 5,312.70 and 2,082.60

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Solution

The fourth proportional to 3,544.20, 5,312.70 and 2,082.60 is: 3,121.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,544.20 : 5,312.70 = 2,082.60 : x
  2. Step 2: Convert to fraction form
    3,544.20/5,312.70 = 2,082.60/x
  3. Step 3: Cross multiply
    3,544.20x = 5,312.70 × 2,082.60
  4. Step 4: Simplify right side
    3,544.20x = 11,064,229.02
  5. Step 5: Solve for x
    x = 11,064,229.02/3,544.20
  6. Step 6: Final answer
    x = 3,121.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.