Home / 2,936.10-4,399.26-2,068.62

Finding the Fourth Proportional to 2,936.10, 4,399.26 and 2,068.62

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Solution

The fourth proportional to 2,936.10, 4,399.26 and 2,068.62 is: 3,099.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.10 : 4,399.26 = 2,068.62 : x
  2. Step 2: Convert to fraction form
    2,936.10/4,399.26 = 2,068.62/x
  3. Step 3: Cross multiply
    2,936.10x = 4,399.26 × 2,068.62
  4. Step 4: Simplify right side
    2,936.10x = 9,100,397.22
  5. Step 5: Solve for x
    x = 9,100,397.22/2,936.10
  6. Step 6: Final answer
    x = 3,099.48

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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.