Home / 5,236-7,225.97-2,997.36

Finding the Fourth Proportional to 5,236, 7,225.97 and 2,997.36

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Solution

The fourth proportional to 5,236, 7,225.97 and 2,997.36 is: 4,136.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,236 : 7,225.97 = 2,997.36 : x
  2. Step 2: Convert to fraction form
    5,236/7,225.97 = 2,997.36/x
  3. Step 3: Cross multiply
    5,236x = 7,225.97 × 2,997.36
  4. Step 4: Simplify right side
    5,236x = 21,658,833.44
  5. Step 5: Solve for x
    x = 21,658,833.44/5,236
  6. Step 6: Final answer
    x = 4,136.52

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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.