Home / 6,148.62-9,206.49-3,220.77

Finding the Fourth Proportional to 6,148.62, 9,206.49 and 3,220.77

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Solution

The fourth proportional to 6,148.62, 9,206.49 and 3,220.77 is: 4,822.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,148.62 : 9,206.49 = 3,220.77 : x
  2. Step 2: Convert to fraction form
    6,148.62/9,206.49 = 3,220.77/x
  3. Step 3: Cross multiply
    6,148.62x = 9,206.49 × 3,220.77
  4. Step 4: Simplify right side
    6,148.62x = 29,651,986.80
  5. Step 5: Solve for x
    x = 29,651,986.80/6,148.62
  6. Step 6: Final answer
    x = 4,822.54

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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.