Home / 11,255.55-16,877.24-6,334.80

Finding the Fourth Proportional to 11,255.55, 16,877.24 and 6,334.80

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Solution

The fourth proportional to 11,255.55, 16,877.24 and 6,334.80 is: 9,498.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,255.55 : 16,877.24 = 6,334.80 : x
  2. Step 2: Convert to fraction form
    11,255.55/16,877.24 = 6,334.80/x
  3. Step 3: Cross multiply
    11,255.55x = 16,877.24 × 6,334.80
  4. Step 4: Simplify right side
    11,255.55x = 106,913,939.95
  5. Step 5: Solve for x
    x = 106,913,939.95/11,255.55
  6. Step 6: Final answer
    x = 9,498.78

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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.