Home / 8,792.21-13,179.71-3,525.80

Finding the Fourth Proportional to 8,792.21, 13,179.71 and 3,525.80

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Solution

The fourth proportional to 8,792.21, 13,179.71 and 3,525.80 is: 5,285.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,792.21 : 13,179.71 = 3,525.80 : x
  2. Step 2: Convert to fraction form
    8,792.21/13,179.71 = 3,525.80/x
  3. Step 3: Cross multiply
    8,792.21x = 13,179.71 × 3,525.80
  4. Step 4: Simplify right side
    8,792.21x = 46,468,964.43
  5. Step 5: Solve for x
    x = 46,468,964.43/8,792.21
  6. Step 6: Final answer
    x = 5,285.24

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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.