Home / 3,793.42-5,234.85-2,114.77

Finding the Fourth Proportional to 3,793.42, 5,234.85 and 2,114.77

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Solution

The fourth proportional to 3,793.42, 5,234.85 and 2,114.77 is: 2,918.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,793.42 : 5,234.85 = 2,114.77 : x
  2. Step 2: Convert to fraction form
    3,793.42/5,234.85 = 2,114.77/x
  3. Step 3: Cross multiply
    3,793.42x = 5,234.85 × 2,114.77
  4. Step 4: Simplify right side
    3,793.42x = 11,070,503.73
  5. Step 5: Solve for x
    x = 11,070,503.73/3,793.42
  6. Step 6: Final answer
    x = 2,918.34

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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.