Home / 11,300.70-16,961.85-5,760.30

Finding the Fourth Proportional to 11,300.70, 16,961.85 and 5,760.30

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Solution

The fourth proportional to 11,300.70, 16,961.85 and 5,760.30 is: 8,645.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,300.70 : 16,961.85 = 5,760.30 : x
  2. Step 2: Convert to fraction form
    11,300.70/16,961.85 = 5,760.30/x
  3. Step 3: Cross multiply
    11,300.70x = 16,961.85 × 5,760.30
  4. Step 4: Simplify right side
    11,300.70x = 97,705,344.56
  5. Step 5: Solve for x
    x = 97,705,344.56/11,300.70
  6. Step 6: Final answer
    x = 8,645.96

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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.