Home / 7,276.55-10,914.82-2,082.43

Finding the Fourth Proportional to 7,276.55, 10,914.82 and 2,082.43

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Solution

The fourth proportional to 7,276.55, 10,914.82 and 2,082.43 is: 3,123.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276.55 : 10,914.82 = 2,082.43 : x
  2. Step 2: Convert to fraction form
    7,276.55/10,914.82 = 2,082.43/x
  3. Step 3: Cross multiply
    7,276.55x = 10,914.82 × 2,082.43
  4. Step 4: Simplify right side
    7,276.55x = 22,729,316.12
  5. Step 5: Solve for x
    x = 22,729,316.12/7,276.55
  6. Step 6: Final answer
    x = 3,123.64

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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.