Home / 2,614.62-3,917.88-1,519.50

Finding the Fourth Proportional to 2,614.62, 3,917.88 and 1,519.50

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Solution

The fourth proportional to 2,614.62, 3,917.88 and 1,519.50 is: 2,276.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,614.62 : 3,917.88 = 1,519.50 : x
  2. Step 2: Convert to fraction form
    2,614.62/3,917.88 = 1,519.50/x
  3. Step 3: Cross multiply
    2,614.62x = 3,917.88 × 1,519.50
  4. Step 4: Simplify right side
    2,614.62x = 5,953,218.66
  5. Step 5: Solve for x
    x = 5,953,218.66/2,614.62
  6. Step 6: Final answer
    x = 2,276.90

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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.