Home / 4,080.97-6,119.56-1,307.03

Finding the Fourth Proportional to 4,080.97, 6,119.56 and 1,307.03

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Solution

The fourth proportional to 4,080.97, 6,119.56 and 1,307.03 is: 1,959.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.97 : 6,119.56 = 1,307.03 : x
  2. Step 2: Convert to fraction form
    4,080.97/6,119.56 = 1,307.03/x
  3. Step 3: Cross multiply
    4,080.97x = 6,119.56 × 1,307.03
  4. Step 4: Simplify right side
    4,080.97x = 7,998,414.64
  5. Step 5: Solve for x
    x = 7,998,414.64/4,080.97
  6. Step 6: Final answer
    x = 1,959.93

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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.