Home / 5,778.14-8,668.22-2,491.36

Finding the Fourth Proportional to 5,778.14, 8,668.22 and 2,491.36

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Solution

The fourth proportional to 5,778.14, 8,668.22 and 2,491.36 is: 3,737.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,778.14 : 8,668.22 = 2,491.36 : x
  2. Step 2: Convert to fraction form
    5,778.14/8,668.22 = 2,491.36/x
  3. Step 3: Cross multiply
    5,778.14x = 8,668.22 × 2,491.36
  4. Step 4: Simplify right side
    5,778.14x = 21,595,622.45
  5. Step 5: Solve for x
    x = 21,595,622.45/5,778.14
  6. Step 6: Final answer
    x = 3,737.47

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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.