Home / 11,104.09-16,656.33-3,207.20

Finding the Fourth Proportional to 11,104.09, 16,656.33 and 3,207.20

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Solution

The fourth proportional to 11,104.09, 16,656.33 and 3,207.20 is: 4,810.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,104.09 : 16,656.33 = 3,207.20 : x
  2. Step 2: Convert to fraction form
    11,104.09/16,656.33 = 3,207.20/x
  3. Step 3: Cross multiply
    11,104.09x = 16,656.33 × 3,207.20
  4. Step 4: Simplify right side
    11,104.09x = 53,420,110.32
  5. Step 5: Solve for x
    x = 53,420,110.32/11,104.09
  6. Step 6: Final answer
    x = 4,810.85

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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.