Home / 3,546.44-5,311.42-3,423.40

Finding the Fourth Proportional to 3,546.44, 5,311.42 and 3,423.40

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Solution

The fourth proportional to 3,546.44, 5,311.42 and 3,423.40 is: 5,127.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.44 : 5,311.42 = 3,423.40 : x
  2. Step 2: Convert to fraction form
    3,546.44/5,311.42 = 3,423.40/x
  3. Step 3: Cross multiply
    3,546.44x = 5,311.42 × 3,423.40
  4. Step 4: Simplify right side
    3,546.44x = 18,183,115.23
  5. Step 5: Solve for x
    x = 18,183,115.23/3,546.44
  6. Step 6: Final answer
    x = 5,127.15

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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.