Home / 11,224.11-16,838.18-4,650.80

Finding the Fourth Proportional to 11,224.11, 16,838.18 and 4,650.80

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Solution

The fourth proportional to 11,224.11, 16,838.18 and 4,650.80 is: 6,977.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,224.11 : 16,838.18 = 4,650.80 : x
  2. Step 2: Convert to fraction form
    11,224.11/16,838.18 = 4,650.80/x
  3. Step 3: Cross multiply
    11,224.11x = 16,838.18 × 4,650.80
  4. Step 4: Simplify right side
    11,224.11x = 78,311,061.27
  5. Step 5: Solve for x
    x = 78,311,061.27/11,224.11
  6. Step 6: Final answer
    x = 6,977.04

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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.