Home / 4,806.36-7,205.09-2,615.31

Finding the Fourth Proportional to 4,806.36, 7,205.09 and 2,615.31

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Solution

The fourth proportional to 4,806.36, 7,205.09 and 2,615.31 is: 3,920.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,806.36 : 7,205.09 = 2,615.31 : x
  2. Step 2: Convert to fraction form
    4,806.36/7,205.09 = 2,615.31/x
  3. Step 3: Cross multiply
    4,806.36x = 7,205.09 × 2,615.31
  4. Step 4: Simplify right side
    4,806.36x = 18,843,530.85
  5. Step 5: Solve for x
    x = 18,843,530.85/4,806.36
  6. Step 6: Final answer
    x = 3,920.54

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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.