Home / 11,508.62-17,263.32-3,187.96

Finding the Fourth Proportional to 11,508.62, 17,263.32 and 3,187.96

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Solution

The fourth proportional to 11,508.62, 17,263.32 and 3,187.96 is: 4,782.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,508.62 : 17,263.32 = 3,187.96 : x
  2. Step 2: Convert to fraction form
    11,508.62/17,263.32 = 3,187.96/x
  3. Step 3: Cross multiply
    11,508.62x = 17,263.32 × 3,187.96
  4. Step 4: Simplify right side
    11,508.62x = 55,034,773.63
  5. Step 5: Solve for x
    x = 55,034,773.63/11,508.62
  6. Step 6: Final answer
    x = 4,782.05

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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.