Home / 4,234.80-5,840.35-3,174.96

Finding the Fourth Proportional to 4,234.80, 5,840.35 and 3,174.96

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Solution

The fourth proportional to 4,234.80, 5,840.35 and 3,174.96 is: 4,378.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,234.80 : 5,840.35 = 3,174.96 : x
  2. Step 2: Convert to fraction form
    4,234.80/5,840.35 = 3,174.96/x
  3. Step 3: Cross multiply
    4,234.80x = 5,840.35 × 3,174.96
  4. Step 4: Simplify right side
    4,234.80x = 18,542,891.60
  5. Step 5: Solve for x
    x = 18,542,891.60/4,234.80
  6. Step 6: Final answer
    x = 4,378.69

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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.