Home / 11,189.47-16,783.11-3,793.06

Finding the Fourth Proportional to 11,189.47, 16,783.11 and 3,793.06

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Solution

The fourth proportional to 11,189.47, 16,783.11 and 3,793.06 is: 5,689.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,189.47 : 16,783.11 = 3,793.06 : x
  2. Step 2: Convert to fraction form
    11,189.47/16,783.11 = 3,793.06/x
  3. Step 3: Cross multiply
    11,189.47x = 16,783.11 × 3,793.06
  4. Step 4: Simplify right side
    11,189.47x = 63,659,240.34
  5. Step 5: Solve for x
    x = 63,659,240.34/11,189.47
  6. Step 6: Final answer
    x = 5,689.21

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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.