Home / 3,722.03-5,136.30-2,043.43

Finding the Fourth Proportional to 3,722.03, 5,136.30 and 2,043.43

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Solution

The fourth proportional to 3,722.03, 5,136.30 and 2,043.43 is: 2,819.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722.03 : 5,136.30 = 2,043.43 : x
  2. Step 2: Convert to fraction form
    3,722.03/5,136.30 = 2,043.43/x
  3. Step 3: Cross multiply
    3,722.03x = 5,136.30 × 2,043.43
  4. Step 4: Simplify right side
    3,722.03x = 10,495,669.51
  5. Step 5: Solve for x
    x = 10,495,669.51/3,722.03
  6. Step 6: Final answer
    x = 2,819.88

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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.