Home / 8,268.53-12,401.43-2,721.94

Finding the Fourth Proportional to 8,268.53, 12,401.43 and 2,721.94

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Solution

The fourth proportional to 8,268.53, 12,401.43 and 2,721.94 is: 4,082.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268.53 : 12,401.43 = 2,721.94 : x
  2. Step 2: Convert to fraction form
    8,268.53/12,401.43 = 2,721.94/x
  3. Step 3: Cross multiply
    8,268.53x = 12,401.43 × 2,721.94
  4. Step 4: Simplify right side
    8,268.53x = 33,755,967.14
  5. Step 5: Solve for x
    x = 33,755,967.14/8,268.53
  6. Step 6: Final answer
    x = 4,082.46

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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.