Home / 3,778.25-5,668.50-1,525.62

Finding the Fourth Proportional to 3,778.25, 5,668.50 and 1,525.62

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Solution

The fourth proportional to 3,778.25, 5,668.50 and 1,525.62 is: 2,288.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778.25 : 5,668.50 = 1,525.62 : x
  2. Step 2: Convert to fraction form
    3,778.25/5,668.50 = 1,525.62/x
  3. Step 3: Cross multiply
    3,778.25x = 5,668.50 × 1,525.62
  4. Step 4: Simplify right side
    3,778.25x = 8,647,972.06
  5. Step 5: Solve for x
    x = 8,647,972.06/3,778.25
  6. Step 6: Final answer
    x = 2,288.88

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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.