Home / 11,252.88-16,872.84-3,459.60

Finding the Fourth Proportional to 11,252.88, 16,872.84 and 3,459.60

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Solution

The fourth proportional to 11,252.88, 16,872.84 and 3,459.60 is: 5,187.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,252.88 : 16,872.84 = 3,459.60 : x
  2. Step 2: Convert to fraction form
    11,252.88/16,872.84 = 3,459.60/x
  3. Step 3: Cross multiply
    11,252.88x = 16,872.84 × 3,459.60
  4. Step 4: Simplify right side
    11,252.88x = 58,373,277.26
  5. Step 5: Solve for x
    x = 58,373,277.26/11,252.88
  6. Step 6: Final answer
    x = 5,187.41

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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.