Home / 5,250.24-7,245.05-2,892.20

Finding the Fourth Proportional to 5,250.24, 7,245.05 and 2,892.20

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Solution

The fourth proportional to 5,250.24, 7,245.05 and 2,892.20 is: 3,991.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.24 : 7,245.05 = 2,892.20 : x
  2. Step 2: Convert to fraction form
    5,250.24/7,245.05 = 2,892.20/x
  3. Step 3: Cross multiply
    5,250.24x = 7,245.05 × 2,892.20
  4. Step 4: Simplify right side
    5,250.24x = 20,954,082.92
  5. Step 5: Solve for x
    x = 20,954,082.92/5,250.24
  6. Step 6: Final answer
    x = 3,991.07

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.