Home / 3,704.96-5,113-2,133.04

Finding the Fourth Proportional to 3,704.96, 5,113 and 2,133.04

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Solution

The fourth proportional to 3,704.96, 5,113 and 2,133.04 is: 2,943.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,704.96 : 5,113 = 2,133.04 : x
  2. Step 2: Convert to fraction form
    3,704.96/5,113 = 2,133.04/x
  3. Step 3: Cross multiply
    3,704.96x = 5,113 × 2,133.04
  4. Step 4: Simplify right side
    3,704.96x = 10,906,233.52
  5. Step 5: Solve for x
    x = 10,906,233.52/3,704.96
  6. Step 6: Final answer
    x = 2,943.68

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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.