Home / 3,080.07-4,621.68-1,694.49

Finding the Fourth Proportional to 3,080.07, 4,621.68 and 1,694.49

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Solution

The fourth proportional to 3,080.07, 4,621.68 and 1,694.49 is: 2,542.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080.07 : 4,621.68 = 1,694.49 : x
  2. Step 2: Convert to fraction form
    3,080.07/4,621.68 = 1,694.49/x
  3. Step 3: Cross multiply
    3,080.07x = 4,621.68 × 1,694.49
  4. Step 4: Simplify right side
    3,080.07x = 7,831,390.54
  5. Step 5: Solve for x
    x = 7,831,390.54/3,080.07
  6. Step 6: Final answer
    x = 2,542.60

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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.