Home / 11,788.55-17,685.30-3,467.87

Finding the Fourth Proportional to 11,788.55, 17,685.30 and 3,467.87

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Solution

The fourth proportional to 11,788.55, 17,685.30 and 3,467.87 is: 5,202.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,788.55 : 17,685.30 = 3,467.87 : x
  2. Step 2: Convert to fraction form
    11,788.55/17,685.30 = 3,467.87/x
  3. Step 3: Cross multiply
    11,788.55x = 17,685.30 × 3,467.87
  4. Step 4: Simplify right side
    11,788.55x = 61,330,232.88
  5. Step 5: Solve for x
    x = 61,330,232.88/11,788.55
  6. Step 6: Final answer
    x = 5,202.53

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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.