Home / 6,136.76-8,468.54-3,619.03

Finding the Fourth Proportional to 6,136.76, 8,468.54 and 3,619.03

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Solution

The fourth proportional to 6,136.76, 8,468.54 and 3,619.03 is: 4,994.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,136.76 : 8,468.54 = 3,619.03 : x
  2. Step 2: Convert to fraction form
    6,136.76/8,468.54 = 3,619.03/x
  3. Step 3: Cross multiply
    6,136.76x = 8,468.54 × 3,619.03
  4. Step 4: Simplify right side
    6,136.76x = 30,647,839.88
  5. Step 5: Solve for x
    x = 30,647,839.88/6,136.76
  6. Step 6: Final answer
    x = 4,994.14

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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.