Home / 5,938.72-8,195.76-3,581.22

Finding the Fourth Proportional to 5,938.72, 8,195.76 and 3,581.22

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Solution

The fourth proportional to 5,938.72, 8,195.76 and 3,581.22 is: 4,942.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,938.72 : 8,195.76 = 3,581.22 : x
  2. Step 2: Convert to fraction form
    5,938.72/8,195.76 = 3,581.22/x
  3. Step 3: Cross multiply
    5,938.72x = 8,195.76 × 3,581.22
  4. Step 4: Simplify right side
    5,938.72x = 29,350,819.63
  5. Step 5: Solve for x
    x = 29,350,819.63/5,938.72
  6. Step 6: Final answer
    x = 4,942.28

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1.5x scale

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.