Home / 8,820.66-13,236.14-3,277.84

Finding the Fourth Proportional to 8,820.66, 13,236.14 and 3,277.84

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Solution

The fourth proportional to 8,820.66, 13,236.14 and 3,277.84 is: 4,918.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,820.66 : 13,236.14 = 3,277.84 : x
  2. Step 2: Convert to fraction form
    8,820.66/13,236.14 = 3,277.84/x
  3. Step 3: Cross multiply
    8,820.66x = 13,236.14 × 3,277.84
  4. Step 4: Simplify right side
    8,820.66x = 43,385,949.14
  5. Step 5: Solve for x
    x = 43,385,949.14/8,820.66
  6. Step 6: Final answer
    x = 4,918.67

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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.