Home / 7,986.35-11,975.20-3,598.67

Finding the Fourth Proportional to 7,986.35, 11,975.20 and 3,598.67

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Solution

The fourth proportional to 7,986.35, 11,975.20 and 3,598.67 is: 5,396.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,986.35 : 11,975.20 = 3,598.67 : x
  2. Step 2: Convert to fraction form
    7,986.35/11,975.20 = 3,598.67/x
  3. Step 3: Cross multiply
    7,986.35x = 11,975.20 × 3,598.67
  4. Step 4: Simplify right side
    7,986.35x = 43,094,792.98
  5. Step 5: Solve for x
    x = 43,094,792.98/7,986.35
  6. Step 6: Final answer
    x = 5,396.06

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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.