Home / 3,414.70-5,109.90-2,369.80

Finding the Fourth Proportional to 3,414.70, 5,109.90 and 2,369.80

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Solution

The fourth proportional to 3,414.70, 5,109.90 and 2,369.80 is: 3,546.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414.70 : 5,109.90 = 2,369.80 : x
  2. Step 2: Convert to fraction form
    3,414.70/5,109.90 = 2,369.80/x
  3. Step 3: Cross multiply
    3,414.70x = 5,109.90 × 2,369.80
  4. Step 4: Simplify right side
    3,414.70x = 12,109,441.02
  5. Step 5: Solve for x
    x = 12,109,441.02/3,414.70
  6. Step 6: Final answer
    x = 3,546.27

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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.