Home / 6,080.80-8,391.50-3,286.30

Finding the Fourth Proportional to 6,080.80, 8,391.50 and 3,286.30

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Solution

The fourth proportional to 6,080.80, 8,391.50 and 3,286.30 is: 4,535.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,080.80 : 8,391.50 = 3,286.30 : x
  2. Step 2: Convert to fraction form
    6,080.80/8,391.50 = 3,286.30/x
  3. Step 3: Cross multiply
    6,080.80x = 8,391.50 × 3,286.30
  4. Step 4: Simplify right side
    6,080.80x = 27,576,952.71
  5. Step 5: Solve for x
    x = 27,576,952.71/6,080.80
  6. Step 6: Final answer
    x = 4,535.09

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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.