Home / 11,186.37-16,780.17-2,866.46

Finding the Fourth Proportional to 11,186.37, 16,780.17 and 2,866.46

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Solution

The fourth proportional to 11,186.37, 16,780.17 and 2,866.46 is: 4,299.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,186.37 : 16,780.17 = 2,866.46 : x
  2. Step 2: Convert to fraction form
    11,186.37/16,780.17 = 2,866.46/x
  3. Step 3: Cross multiply
    11,186.37x = 16,780.17 × 2,866.46
  4. Step 4: Simplify right side
    11,186.37x = 48,099,602.20
  5. Step 5: Solve for x
    x = 48,099,602.20/11,186.37
  6. Step 6: Final answer
    x = 4,299.84

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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.