Home / 10,936.18-15,092.22-6,156.30

Finding the Fourth Proportional to 10,936.18, 15,092.22 and 6,156.30

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Solution

The fourth proportional to 10,936.18, 15,092.22 and 6,156.30 is: 8,495.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,936.18 : 15,092.22 = 6,156.30 : x
  2. Step 2: Convert to fraction form
    10,936.18/15,092.22 = 6,156.30/x
  3. Step 3: Cross multiply
    10,936.18x = 15,092.22 × 6,156.30
  4. Step 4: Simplify right side
    10,936.18x = 92,912,198.05
  5. Step 5: Solve for x
    x = 92,912,198.05/10,936.18
  6. Step 6: Final answer
    x = 8,495.85

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1.5x scale

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.