Home / 5,150.70-7,722.41-2,519.01

Finding the Fourth Proportional to 5,150.70, 7,722.41 and 2,519.01

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Solution

The fourth proportional to 5,150.70, 7,722.41 and 2,519.01 is: 3,776.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,150.70 : 7,722.41 = 2,519.01 : x
  2. Step 2: Convert to fraction form
    5,150.70/7,722.41 = 2,519.01/x
  3. Step 3: Cross multiply
    5,150.70x = 7,722.41 × 2,519.01
  4. Step 4: Simplify right side
    5,150.70x = 19,452,815.42
  5. Step 5: Solve for x
    x = 19,452,815.42/5,150.70
  6. Step 6: Final answer
    x = 3,776.73

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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.