Home / 11,156.42-16,733.57-4,136.45

Finding the Fourth Proportional to 11,156.42, 16,733.57 and 4,136.45

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Solution

The fourth proportional to 11,156.42, 16,733.57 and 4,136.45 is: 6,204.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,156.42 : 16,733.57 = 4,136.45 : x
  2. Step 2: Convert to fraction form
    11,156.42/16,733.57 = 4,136.45/x
  3. Step 3: Cross multiply
    11,156.42x = 16,733.57 × 4,136.45
  4. Step 4: Simplify right side
    11,156.42x = 69,217,471.28
  5. Step 5: Solve for x
    x = 69,217,471.28/11,156.42
  6. Step 6: Final answer
    x = 6,204.28

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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.