Home / 3,722.06-5,136.34-2,043.46

Finding the Fourth Proportional to 3,722.06, 5,136.34 and 2,043.46

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Solution

The fourth proportional to 3,722.06, 5,136.34 and 2,043.46 is: 2,819.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722.06 : 5,136.34 = 2,043.46 : x
  2. Step 2: Convert to fraction form
    3,722.06/5,136.34 = 2,043.46/x
  3. Step 3: Cross multiply
    3,722.06x = 5,136.34 × 2,043.46
  4. Step 4: Simplify right side
    3,722.06x = 10,495,905.34
  5. Step 5: Solve for x
    x = 10,495,905.34/3,722.06
  6. Step 6: Final answer
    x = 2,819.92

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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.