Home / 2,033.71-2,806.49-1,102.21

Finding the Fourth Proportional to 2,033.71, 2,806.49 and 1,102.21

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Solution

The fourth proportional to 2,033.71, 2,806.49 and 1,102.21 is: 1,521.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,033.71 : 2,806.49 = 1,102.21 : x
  2. Step 2: Convert to fraction form
    2,033.71/2,806.49 = 1,102.21/x
  3. Step 3: Cross multiply
    2,033.71x = 2,806.49 × 1,102.21
  4. Step 4: Simplify right side
    2,033.71x = 3,093,321.80
  5. Step 5: Solve for x
    x = 3,093,321.80/2,033.71
  6. Step 6: Final answer
    x = 1,521.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.