Home / 11,137.66-15,369.30-6,100.88

Finding the Fourth Proportional to 11,137.66, 15,369.30 and 6,100.88

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Solution

The fourth proportional to 11,137.66, 15,369.30 and 6,100.88 is: 8,418.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,137.66 : 15,369.30 = 6,100.88 : x
  2. Step 2: Convert to fraction form
    11,137.66/15,369.30 = 6,100.88/x
  3. Step 3: Cross multiply
    11,137.66x = 15,369.30 × 6,100.88
  4. Step 4: Simplify right side
    11,137.66x = 93,766,178.14
  5. Step 5: Solve for x
    x = 93,766,178.14/11,137.66
  6. Step 6: Final answer
    x = 8,418.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.