Home / 8,835.44-13,232.99-4,221.68

Finding the Fourth Proportional to 8,835.44, 13,232.99 and 4,221.68

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Solution

The fourth proportional to 8,835.44, 13,232.99 and 4,221.68 is: 6,322.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,835.44 : 13,232.99 = 4,221.68 : x
  2. Step 2: Convert to fraction form
    8,835.44/13,232.99 = 4,221.68/x
  3. Step 3: Cross multiply
    8,835.44x = 13,232.99 × 4,221.68
  4. Step 4: Simplify right side
    8,835.44x = 55,865,361.95
  5. Step 5: Solve for x
    x = 55,865,361.95/8,835.44
  6. Step 6: Final answer
    x = 6,322.88

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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.