Home / 11,299.50-16,938-5,452.92

Finding the Fourth Proportional to 11,299.50, 16,938 and 5,452.92

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Solution

The fourth proportional to 11,299.50, 16,938 and 5,452.92 is: 8,173.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,299.50 : 16,938 = 5,452.92 : x
  2. Step 2: Convert to fraction form
    11,299.50/16,938 = 5,452.92/x
  3. Step 3: Cross multiply
    11,299.50x = 16,938 × 5,452.92
  4. Step 4: Simplify right side
    11,299.50x = 92,361,558.96
  5. Step 5: Solve for x
    x = 92,361,558.96/11,299.50
  6. Step 6: Final answer
    x = 8,173.95

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1.5x scale

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.