Home / 11,972.75-17,957.75-4,577.04

Finding the Fourth Proportional to 11,972.75, 17,957.75 and 4,577.04

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Solution

The fourth proportional to 11,972.75, 17,957.75 and 4,577.04 is: 6,865.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,972.75 : 17,957.75 = 4,577.04 : x
  2. Step 2: Convert to fraction form
    11,972.75/17,957.75 = 4,577.04/x
  3. Step 3: Cross multiply
    11,972.75x = 17,957.75 × 4,577.04
  4. Step 4: Simplify right side
    11,972.75x = 82,193,317.17
  5. Step 5: Solve for x
    x = 82,193,317.17/11,972.75
  6. Step 6: Final answer
    x = 6,865.04

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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.