Home / 11,257.05-16,887.39-3,465.86

Finding the Fourth Proportional to 11,257.05, 16,887.39 and 3,465.86

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Solution

The fourth proportional to 11,257.05, 16,887.39 and 3,465.86 is: 5,199.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,257.05 : 16,887.39 = 3,465.86 : x
  2. Step 2: Convert to fraction form
    11,257.05/16,887.39 = 3,465.86/x
  3. Step 3: Cross multiply
    11,257.05x = 16,887.39 × 3,465.86
  4. Step 4: Simplify right side
    11,257.05x = 58,529,245.07
  5. Step 5: Solve for x
    x = 58,529,245.07/11,257.05
  6. Step 6: Final answer
    x = 5,199.34

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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.