Home / 11,631.90-17,447.52-3,734.35

Finding the Fourth Proportional to 11,631.90, 17,447.52 and 3,734.35

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Solution

The fourth proportional to 11,631.90, 17,447.52 and 3,734.35 is: 5,601.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,631.90 : 17,447.52 = 3,734.35 : x
  2. Step 2: Convert to fraction form
    11,631.90/17,447.52 = 3,734.35/x
  3. Step 3: Cross multiply
    11,631.90x = 17,447.52 × 3,734.35
  4. Step 4: Simplify right side
    11,631.90x = 65,155,154.12
  5. Step 5: Solve for x
    x = 65,155,154.12/11,631.90
  6. Step 6: Final answer
    x = 5,601.42

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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.