Home / 4,136.47-6,172.81-3,692.99

Finding the Fourth Proportional to 4,136.47, 6,172.81 and 3,692.99

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Solution

The fourth proportional to 4,136.47, 6,172.81 and 3,692.99 is: 5,511.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,136.47 : 6,172.81 = 3,692.99 : x
  2. Step 2: Convert to fraction form
    4,136.47/6,172.81 = 3,692.99/x
  3. Step 3: Cross multiply
    4,136.47x = 6,172.81 × 3,692.99
  4. Step 4: Simplify right side
    4,136.47x = 22,796,131.80
  5. Step 5: Solve for x
    x = 22,796,131.80/4,136.47
  6. Step 6: Final answer
    x = 5,511.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.