Home / 4,285.70-6,414.30-3,771.89

Finding the Fourth Proportional to 4,285.70, 6,414.30 and 3,771.89

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Solution

The fourth proportional to 4,285.70, 6,414.30 and 3,771.89 is: 5,645.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,285.70 : 6,414.30 = 3,771.89 : x
  2. Step 2: Convert to fraction form
    4,285.70/6,414.30 = 3,771.89/x
  3. Step 3: Cross multiply
    4,285.70x = 6,414.30 × 3,771.89
  4. Step 4: Simplify right side
    4,285.70x = 24,194,001.96
  5. Step 5: Solve for x
    x = 24,194,001.96/4,285.70
  6. Step 6: Final answer
    x = 5,645.28

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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.