Home / 11,799.55-16,283.09-6,766.72

Finding the Fourth Proportional to 11,799.55, 16,283.09 and 6,766.72

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Solution

The fourth proportional to 11,799.55, 16,283.09 and 6,766.72 is: 9,337.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,799.55 : 16,283.09 = 6,766.72 : x
  2. Step 2: Convert to fraction form
    11,799.55/16,283.09 = 6,766.72/x
  3. Step 3: Cross multiply
    11,799.55x = 16,283.09 × 6,766.72
  4. Step 4: Simplify right side
    11,799.55x = 110,183,110.76
  5. Step 5: Solve for x
    x = 110,183,110.76/11,799.55
  6. Step 6: Final answer
    x = 9,337.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.