Home / 4,118.13-6,176.34-1,519.29

Finding the Fourth Proportional to 4,118.13, 6,176.34 and 1,519.29

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Solution

The fourth proportional to 4,118.13, 6,176.34 and 1,519.29 is: 2,278.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.13 : 6,176.34 = 1,519.29 : x
  2. Step 2: Convert to fraction form
    4,118.13/6,176.34 = 1,519.29/x
  3. Step 3: Cross multiply
    4,118.13x = 6,176.34 × 1,519.29
  4. Step 4: Simplify right side
    4,118.13x = 9,383,651.60
  5. Step 5: Solve for x
    x = 9,383,651.60/4,118.13
  6. Step 6: Final answer
    x = 2,278.62

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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.