Home / 11,207.67-16,811.52-3,416.55

Finding the Fourth Proportional to 11,207.67, 16,811.52 and 3,416.55

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Solution

The fourth proportional to 11,207.67, 16,811.52 and 3,416.55 is: 5,124.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,207.67 : 16,811.52 = 3,416.55 : x
  2. Step 2: Convert to fraction form
    11,207.67/16,811.52 = 3,416.55/x
  3. Step 3: Cross multiply
    11,207.67x = 16,811.52 × 3,416.55
  4. Step 4: Simplify right side
    11,207.67x = 57,437,398.66
  5. Step 5: Solve for x
    x = 57,437,398.66/11,207.67
  6. Step 6: Final answer
    x = 5,124.83

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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.