Home / 11,090.22-16,635.15-5,251.02

Finding the Fourth Proportional to 11,090.22, 16,635.15 and 5,251.02

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Solution

The fourth proportional to 11,090.22, 16,635.15 and 5,251.02 is: 7,876.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,090.22 : 16,635.15 = 5,251.02 : x
  2. Step 2: Convert to fraction form
    11,090.22/16,635.15 = 5,251.02/x
  3. Step 3: Cross multiply
    11,090.22x = 16,635.15 × 5,251.02
  4. Step 4: Simplify right side
    11,090.22x = 87,351,505.35
  5. Step 5: Solve for x
    x = 87,351,505.35/11,090.22
  6. Step 6: Final answer
    x = 7,876.44

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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.