Home / 4,508.72-6,220.67-2,619.93

Finding the Fourth Proportional to 4,508.72, 6,220.67 and 2,619.93

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Solution

The fourth proportional to 4,508.72, 6,220.67 and 2,619.93 is: 3,614.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,508.72 : 6,220.67 = 2,619.93 : x
  2. Step 2: Convert to fraction form
    4,508.72/6,220.67 = 2,619.93/x
  3. Step 3: Cross multiply
    4,508.72x = 6,220.67 × 2,619.93
  4. Step 4: Simplify right side
    4,508.72x = 16,297,706.85
  5. Step 5: Solve for x
    x = 16,297,706.85/4,508.72
  6. Step 6: Final answer
    x = 3,614.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.