Home / 4,115.13-6,173.58-1,922.65

Finding the Fourth Proportional to 4,115.13, 6,173.58 and 1,922.65

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Solution

The fourth proportional to 4,115.13, 6,173.58 and 1,922.65 is: 2,884.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115.13 : 6,173.58 = 1,922.65 : x
  2. Step 2: Convert to fraction form
    4,115.13/6,173.58 = 1,922.65/x
  3. Step 3: Cross multiply
    4,115.13x = 6,173.58 × 1,922.65
  4. Step 4: Simplify right side
    4,115.13x = 11,869,633.59
  5. Step 5: Solve for x
    x = 11,869,633.59/4,115.13
  6. Step 6: Final answer
    x = 2,884.39

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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.