Home / 4,080.30-6,125-3,812.60

Finding the Fourth Proportional to 4,080.30, 6,125 and 3,812.60

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Solution

The fourth proportional to 4,080.30, 6,125 and 3,812.60 is: 5,723.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.30 : 6,125 = 3,812.60 : x
  2. Step 2: Convert to fraction form
    4,080.30/6,125 = 3,812.60/x
  3. Step 3: Cross multiply
    4,080.30x = 6,125 × 3,812.60
  4. Step 4: Simplify right side
    4,080.30x = 23,352,175
  5. Step 5: Solve for x
    x = 23,352,175/4,080.30
  6. Step 6: Final answer
    x = 5,723.15

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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.