Home / 5,675.70-7,832.25-3,157.73

Finding the Fourth Proportional to 5,675.70, 7,832.25 and 3,157.73

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Solution

The fourth proportional to 5,675.70, 7,832.25 and 3,157.73 is: 4,357.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.70 : 7,832.25 = 3,157.73 : x
  2. Step 2: Convert to fraction form
    5,675.70/7,832.25 = 3,157.73/x
  3. Step 3: Cross multiply
    5,675.70x = 7,832.25 × 3,157.73
  4. Step 4: Simplify right side
    5,675.70x = 24,732,091.63
  5. Step 5: Solve for x
    x = 24,732,091.63/5,675.70
  6. Step 6: Final answer
    x = 4,357.54

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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.