Home / 11,178.83-16,770.27-3,682.79

Finding the Fourth Proportional to 11,178.83, 16,770.27 and 3,682.79

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Solution

The fourth proportional to 11,178.83, 16,770.27 and 3,682.79 is: 5,524.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,178.83 : 16,770.27 = 3,682.79 : x
  2. Step 2: Convert to fraction form
    11,178.83/16,770.27 = 3,682.79/x
  3. Step 3: Cross multiply
    11,178.83x = 16,770.27 × 3,682.79
  4. Step 4: Simplify right side
    11,178.83x = 61,761,382.65
  5. Step 5: Solve for x
    x = 61,761,382.65/11,178.83
  6. Step 6: Final answer
    x = 5,524.85

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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.