Home / 3,982.57-5,973.75-1,904.04

Finding the Fourth Proportional to 3,982.57, 5,973.75 and 1,904.04

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Solution

The fourth proportional to 3,982.57, 5,973.75 and 1,904.04 is: 2,856.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982.57 : 5,973.75 = 1,904.04 : x
  2. Step 2: Convert to fraction form
    3,982.57/5,973.75 = 1,904.04/x
  3. Step 3: Cross multiply
    3,982.57x = 5,973.75 × 1,904.04
  4. Step 4: Simplify right side
    3,982.57x = 11,374,249.43
  5. Step 5: Solve for x
    x = 11,374,249.43/3,982.57
  6. Step 6: Final answer
    x = 2,856.01

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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.