Home / 5,079.69-7,614.27-2,609.01

Finding the Fourth Proportional to 5,079.69, 7,614.27 and 2,609.01

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Solution

The fourth proportional to 5,079.69, 7,614.27 and 2,609.01 is: 3,910.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,079.69 : 7,614.27 = 2,609.01 : x
  2. Step 2: Convert to fraction form
    5,079.69/7,614.27 = 2,609.01/x
  3. Step 3: Cross multiply
    5,079.69x = 7,614.27 × 2,609.01
  4. Step 4: Simplify right side
    5,079.69x = 19,865,706.57
  5. Step 5: Solve for x
    x = 19,865,706.57/5,079.69
  6. Step 6: Final answer
    x = 3,910.81

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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.