Home / 4,080.75-6,122.09-1,344.75

Finding the Fourth Proportional to 4,080.75, 6,122.09 and 1,344.75

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Solution

The fourth proportional to 4,080.75, 6,122.09 and 1,344.75 is: 2,017.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.75 : 6,122.09 = 1,344.75 : x
  2. Step 2: Convert to fraction form
    4,080.75/6,122.09 = 1,344.75/x
  3. Step 3: Cross multiply
    4,080.75x = 6,122.09 × 1,344.75
  4. Step 4: Simplify right side
    4,080.75x = 8,232,673.80
  5. Step 5: Solve for x
    x = 8,232,673.80/4,080.75
  6. Step 6: Final answer
    x = 2,017.44

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1.5x scale

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.