Home / 2,936.84-4,396.62-1,636.52

Finding the Fourth Proportional to 2,936.84, 4,396.62 and 1,636.52

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Solution

The fourth proportional to 2,936.84, 4,396.62 and 1,636.52 is: 2,449.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.84 : 4,396.62 = 1,636.52 : x
  2. Step 2: Convert to fraction form
    2,936.84/4,396.62 = 1,636.52/x
  3. Step 3: Cross multiply
    2,936.84x = 4,396.62 × 1,636.52
  4. Step 4: Simplify right side
    2,936.84x = 7,195,156.56
  5. Step 5: Solve for x
    x = 7,195,156.56/2,936.84
  6. Step 6: Final answer
    x = 2,449.97

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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.