Home / 11,157.32-16,742.37-4,496.87

Finding the Fourth Proportional to 11,157.32, 16,742.37 and 4,496.87

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Solution

The fourth proportional to 11,157.32, 16,742.37 and 4,496.87 is: 6,747.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,157.32 : 16,742.37 = 4,496.87 : x
  2. Step 2: Convert to fraction form
    11,157.32/16,742.37 = 4,496.87/x
  3. Step 3: Cross multiply
    11,157.32x = 16,742.37 × 4,496.87
  4. Step 4: Simplify right side
    11,157.32x = 75,288,213.28
  5. Step 5: Solve for x
    x = 75,288,213.28/11,157.32
  6. Step 6: Final answer
    x = 6,747.88

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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.