Home / 8,226.96-11,352.60-5,082

Finding the Fourth Proportional to 8,226.96, 11,352.60 and 5,082

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Solution

The fourth proportional to 8,226.96, 11,352.60 and 5,082 is: 7,012.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,226.96 : 11,352.60 = 5,082 : x
  2. Step 2: Convert to fraction form
    8,226.96/11,352.60 = 5,082/x
  3. Step 3: Cross multiply
    8,226.96x = 11,352.60 × 5,082
  4. Step 4: Simplify right side
    8,226.96x = 57,693,913.20
  5. Step 5: Solve for x
    x = 57,693,913.20/8,226.96
  6. Step 6: Final answer
    x = 7,012.79

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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.