Home / 11,091.26-15,305.80-6,375.44

Finding the Fourth Proportional to 11,091.26, 15,305.80 and 6,375.44

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Solution

The fourth proportional to 11,091.26, 15,305.80 and 6,375.44 is: 8,798.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,091.26 : 15,305.80 = 6,375.44 : x
  2. Step 2: Convert to fraction form
    11,091.26/15,305.80 = 6,375.44/x
  3. Step 3: Cross multiply
    11,091.26x = 15,305.80 × 6,375.44
  4. Step 4: Simplify right side
    11,091.26x = 97,581,209.55
  5. Step 5: Solve for x
    x = 97,581,209.55/11,091.26
  6. Step 6: Final answer
    x = 8,798.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.