Home / 2,072.39-3,104.49-1,029.23

Finding the Fourth Proportional to 2,072.39, 3,104.49 and 1,029.23

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Solution

The fourth proportional to 2,072.39, 3,104.49 and 1,029.23 is: 1,541.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072.39 : 3,104.49 = 1,029.23 : x
  2. Step 2: Convert to fraction form
    2,072.39/3,104.49 = 1,029.23/x
  3. Step 3: Cross multiply
    2,072.39x = 3,104.49 × 1,029.23
  4. Step 4: Simplify right side
    2,072.39x = 3,195,234.24
  5. Step 5: Solve for x
    x = 3,195,234.24/2,072.39
  6. Step 6: Final answer
    x = 1,541.81

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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.