Home / 8,914.83-13,371.96-4,238.21

Finding the Fourth Proportional to 8,914.83, 13,371.96 and 4,238.21

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Solution

The fourth proportional to 8,914.83, 13,371.96 and 4,238.21 is: 6,357.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,914.83 : 13,371.96 = 4,238.21 : x
  2. Step 2: Convert to fraction form
    8,914.83/13,371.96 = 4,238.21/x
  3. Step 3: Cross multiply
    8,914.83x = 13,371.96 × 4,238.21
  4. Step 4: Simplify right side
    8,914.83x = 56,673,107.73
  5. Step 5: Solve for x
    x = 56,673,107.73/8,914.83
  6. Step 6: Final answer
    x = 6,357.17

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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.