Home / 11,675.30-17,513.20-3,355.60

Finding the Fourth Proportional to 11,675.30, 17,513.20 and 3,355.60

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Solution

The fourth proportional to 11,675.30, 17,513.20 and 3,355.60 is: 5,033.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,675.30 : 17,513.20 = 3,355.60 : x
  2. Step 2: Convert to fraction form
    11,675.30/17,513.20 = 3,355.60/x
  3. Step 3: Cross multiply
    11,675.30x = 17,513.20 × 3,355.60
  4. Step 4: Simplify right side
    11,675.30x = 58,767,293.92
  5. Step 5: Solve for x
    x = 58,767,293.92/11,675.30
  6. Step 6: Final answer
    x = 5,033.47

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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.