Home / 11,090.88-16,638.66-3,694.86

Finding the Fourth Proportional to 11,090.88, 16,638.66 and 3,694.86

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Solution

The fourth proportional to 11,090.88, 16,638.66 and 3,694.86 is: 5,543.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,090.88 : 16,638.66 = 3,694.86 : x
  2. Step 2: Convert to fraction form
    11,090.88/16,638.66 = 3,694.86/x
  3. Step 3: Cross multiply
    11,090.88x = 16,638.66 × 3,694.86
  4. Step 4: Simplify right side
    11,090.88x = 61,477,519.29
  5. Step 5: Solve for x
    x = 61,477,519.29/11,090.88
  6. Step 6: Final answer
    x = 5,543.07

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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.