Home / 5,790.31-8,660.42-3,412.73

Finding the Fourth Proportional to 5,790.31, 8,660.42 and 3,412.73

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Solution

The fourth proportional to 5,790.31, 8,660.42 and 3,412.73 is: 5,104.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,790.31 : 8,660.42 = 3,412.73 : x
  2. Step 2: Convert to fraction form
    5,790.31/8,660.42 = 3,412.73/x
  3. Step 3: Cross multiply
    5,790.31x = 8,660.42 × 3,412.73
  4. Step 4: Simplify right side
    5,790.31x = 29,555,692.53
  5. Step 5: Solve for x
    x = 29,555,692.53/5,790.31
  6. Step 6: Final answer
    x = 5,104.34

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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.