Home / 5,969.20-8,235.14-3,450.85

Finding the Fourth Proportional to 5,969.20, 8,235.14 and 3,450.85

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Solution

The fourth proportional to 5,969.20, 8,235.14 and 3,450.85 is: 4,760.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,969.20 : 8,235.14 = 3,450.85 : x
  2. Step 2: Convert to fraction form
    5,969.20/8,235.14 = 3,450.85/x
  3. Step 3: Cross multiply
    5,969.20x = 8,235.14 × 3,450.85
  4. Step 4: Simplify right side
    5,969.20x = 28,418,196.52
  5. Step 5: Solve for x
    x = 28,418,196.52/5,969.20
  6. Step 6: Final answer
    x = 4,760.80

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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.