Home / 3,779.14-5,216.25-2,286.82

Finding the Fourth Proportional to 3,779.14, 5,216.25 and 2,286.82

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Solution

The fourth proportional to 3,779.14, 5,216.25 and 2,286.82 is: 3,156.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779.14 : 5,216.25 = 2,286.82 : x
  2. Step 2: Convert to fraction form
    3,779.14/5,216.25 = 2,286.82/x
  3. Step 3: Cross multiply
    3,779.14x = 5,216.25 × 2,286.82
  4. Step 4: Simplify right side
    3,779.14x = 11,928,624.83
  5. Step 5: Solve for x
    x = 11,928,624.83/3,779.14
  6. Step 6: Final answer
    x = 3,156.44

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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.