Home / 11,137.94-15,370.35-6,102.48

Finding the Fourth Proportional to 11,137.94, 15,370.35 and 6,102.48

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Solution

The fourth proportional to 11,137.94, 15,370.35 and 6,102.48 is: 8,421.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,137.94 : 15,370.35 = 6,102.48 : x
  2. Step 2: Convert to fraction form
    11,137.94/15,370.35 = 6,102.48/x
  3. Step 3: Cross multiply
    11,137.94x = 15,370.35 × 6,102.48
  4. Step 4: Simplify right side
    11,137.94x = 93,797,230.30
  5. Step 5: Solve for x
    x = 93,797,230.30/11,137.94
  6. Step 6: Final answer
    x = 8,421.41

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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.