Home / 5,954.90-8,213.48-3,935.97

Finding the Fourth Proportional to 5,954.90, 8,213.48 and 3,935.97

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Solution

The fourth proportional to 5,954.90, 8,213.48 and 3,935.97 is: 5,428.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,954.90 : 8,213.48 = 3,935.97 : x
  2. Step 2: Convert to fraction form
    5,954.90/8,213.48 = 3,935.97/x
  3. Step 3: Cross multiply
    5,954.90x = 8,213.48 × 3,935.97
  4. Step 4: Simplify right side
    5,954.90x = 32,327,991.20
  5. Step 5: Solve for x
    x = 32,327,991.20/5,954.90
  6. Step 6: Final answer
    x = 5,428.81

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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.