Home / 5,778.39-8,668.44-2,659.62

Finding the Fourth Proportional to 5,778.39, 8,668.44 and 2,659.62

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Solution

The fourth proportional to 5,778.39, 8,668.44 and 2,659.62 is: 3,989.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,778.39 : 8,668.44 = 2,659.62 : x
  2. Step 2: Convert to fraction form
    5,778.39/8,668.44 = 2,659.62/x
  3. Step 3: Cross multiply
    5,778.39x = 8,668.44 × 2,659.62
  4. Step 4: Simplify right side
    5,778.39x = 23,054,756.39
  5. Step 5: Solve for x
    x = 23,054,756.39/5,778.39
  6. Step 6: Final answer
    x = 3,989.82

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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.