Home / 5,079.33-7,619.48-4,163.01

Finding the Fourth Proportional to 5,079.33, 7,619.48 and 4,163.01

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Solution

The fourth proportional to 5,079.33, 7,619.48 and 4,163.01 is: 6,244.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,079.33 : 7,619.48 = 4,163.01 : x
  2. Step 2: Convert to fraction form
    5,079.33/7,619.48 = 4,163.01/x
  3. Step 3: Cross multiply
    5,079.33x = 7,619.48 × 4,163.01
  4. Step 4: Simplify right side
    5,079.33x = 31,719,950.62
  5. Step 5: Solve for x
    x = 31,719,950.62/5,079.33
  6. Step 6: Final answer
    x = 6,244.91

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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.