Home / 11,799.96-16,285.50-7,084.55

Finding the Fourth Proportional to 11,799.96, 16,285.50 and 7,084.55

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Solution

The fourth proportional to 11,799.96, 16,285.50 and 7,084.55 is: 9,777.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,799.96 : 16,285.50 = 7,084.55 : x
  2. Step 2: Convert to fraction form
    11,799.96/16,285.50 = 7,084.55/x
  3. Step 3: Cross multiply
    11,799.96x = 16,285.50 × 7,084.55
  4. Step 4: Simplify right side
    11,799.96x = 115,375,357.60
  5. Step 5: Solve for x
    x = 115,375,357.60/11,799.96
  6. Step 6: Final answer
    x = 9,777.61

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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.