Home / 6,105.80-8,425.96-3,453.44

Finding the Fourth Proportional to 6,105.80, 8,425.96 and 3,453.44

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Solution

The fourth proportional to 6,105.80, 8,425.96 and 3,453.44 is: 4,765.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,105.80 : 8,425.96 = 3,453.44 : x
  2. Step 2: Convert to fraction form
    6,105.80/8,425.96 = 3,453.44/x
  3. Step 3: Cross multiply
    6,105.80x = 8,425.96 × 3,453.44
  4. Step 4: Simplify right side
    6,105.80x = 29,098,547.30
  5. Step 5: Solve for x
    x = 29,098,547.30/6,105.80
  6. Step 6: Final answer
    x = 4,765.72

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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.