Home / 5,325.55-7,982.94-2,201.24

Finding the Fourth Proportional to 5,325.55, 7,982.94 and 2,201.24

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Solution

The fourth proportional to 5,325.55, 7,982.94 and 2,201.24 is: 3,299.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,325.55 : 7,982.94 = 2,201.24 : x
  2. Step 2: Convert to fraction form
    5,325.55/7,982.94 = 2,201.24/x
  3. Step 3: Cross multiply
    5,325.55x = 7,982.94 × 2,201.24
  4. Step 4: Simplify right side
    5,325.55x = 17,572,382.68
  5. Step 5: Solve for x
    x = 17,572,382.68/5,325.55
  6. Step 6: Final answer
    x = 3,299.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.