Home / 11,207.55-16,813.54-3,310.20

Finding the Fourth Proportional to 11,207.55, 16,813.54 and 3,310.20

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Solution

The fourth proportional to 11,207.55, 16,813.54 and 3,310.20 is: 4,965.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,207.55 : 16,813.54 = 3,310.20 : x
  2. Step 2: Convert to fraction form
    11,207.55/16,813.54 = 3,310.20/x
  3. Step 3: Cross multiply
    11,207.55x = 16,813.54 × 3,310.20
  4. Step 4: Simplify right side
    11,207.55x = 55,656,222.14
  5. Step 5: Solve for x
    x = 55,656,222.14/11,207.55
  6. Step 6: Final answer
    x = 4,965.96

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1.5x scale

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.