Home / 2,943.36-4,065.43-2,200.62

Finding the Fourth Proportional to 2,943.36, 4,065.43 and 2,200.62

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Solution

The fourth proportional to 2,943.36, 4,065.43 and 2,200.62 is: 3,039.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.36 : 4,065.43 = 2,200.62 : x
  2. Step 2: Convert to fraction form
    2,943.36/4,065.43 = 2,200.62/x
  3. Step 3: Cross multiply
    2,943.36x = 4,065.43 × 2,200.62
  4. Step 4: Simplify right side
    2,943.36x = 8,946,446.24
  5. Step 5: Solve for x
    x = 8,946,446.24/2,943.36
  6. Step 6: Final answer
    x = 3,039.54

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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.