Home / 11,631.60-17,450.04-3,734.67

Finding the Fourth Proportional to 11,631.60, 17,450.04 and 3,734.67

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Solution

The fourth proportional to 11,631.60, 17,450.04 and 3,734.67 is: 5,602.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,631.60 : 17,450.04 = 3,734.67 : x
  2. Step 2: Convert to fraction form
    11,631.60/17,450.04 = 3,734.67/x
  3. Step 3: Cross multiply
    11,631.60x = 17,450.04 × 3,734.67
  4. Step 4: Simplify right side
    11,631.60x = 65,170,140.89
  5. Step 5: Solve for x
    x = 65,170,140.89/11,631.60
  6. Step 6: Final answer
    x = 5,602.85

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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.