Home / 6,281.82-8,668.96-3,449.14

Finding the Fourth Proportional to 6,281.82, 8,668.96 and 3,449.14

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Solution

The fourth proportional to 6,281.82, 8,668.96 and 3,449.14 is: 4,759.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,281.82 : 8,668.96 = 3,449.14 : x
  2. Step 2: Convert to fraction form
    6,281.82/8,668.96 = 3,449.14/x
  3. Step 3: Cross multiply
    6,281.82x = 8,668.96 × 3,449.14
  4. Step 4: Simplify right side
    6,281.82x = 29,900,426.40
  5. Step 5: Solve for x
    x = 29,900,426.40/6,281.82
  6. Step 6: Final answer
    x = 4,759.83

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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.