Home / 11,580.86-17,371.29-3,260.88

Finding the Fourth Proportional to 11,580.86, 17,371.29 and 3,260.88

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Solution

The fourth proportional to 11,580.86, 17,371.29 and 3,260.88 is: 4,891.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,580.86 : 17,371.29 = 3,260.88 : x
  2. Step 2: Convert to fraction form
    11,580.86/17,371.29 = 3,260.88/x
  3. Step 3: Cross multiply
    11,580.86x = 17,371.29 × 3,260.88
  4. Step 4: Simplify right side
    11,580.86x = 56,645,692.14
  5. Step 5: Solve for x
    x = 56,645,692.14/11,580.86
  6. Step 6: Final answer
    x = 4,891.32

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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.