Home / 11,080.50-16,604.33-6,640.55

Finding the Fourth Proportional to 11,080.50, 16,604.33 and 6,640.55

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Solution

The fourth proportional to 11,080.50, 16,604.33 and 6,640.55 is: 9,950.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,080.50 : 16,604.33 = 6,640.55 : x
  2. Step 2: Convert to fraction form
    11,080.50/16,604.33 = 6,640.55/x
  3. Step 3: Cross multiply
    11,080.50x = 16,604.33 × 6,640.55
  4. Step 4: Simplify right side
    11,080.50x = 110,261,829.62
  5. Step 5: Solve for x
    x = 110,261,829.62/11,080.50
  6. Step 6: Final answer
    x = 9,950.98

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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.