Home / 11,090.36-16,631.42-4,512.96

Finding the Fourth Proportional to 11,090.36, 16,631.42 and 4,512.96

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Solution

The fourth proportional to 11,090.36, 16,631.42 and 4,512.96 is: 6,767.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,090.36 : 16,631.42 = 4,512.96 : x
  2. Step 2: Convert to fraction form
    11,090.36/16,631.42 = 4,512.96/x
  3. Step 3: Cross multiply
    11,090.36x = 16,631.42 × 4,512.96
  4. Step 4: Simplify right side
    11,090.36x = 75,056,933.20
  5. Step 5: Solve for x
    x = 75,056,933.20/11,090.36
  6. Step 6: Final answer
    x = 6,767.76

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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.