Home / 2,033.62-2,806.40-1,102.12

Finding the Fourth Proportional to 2,033.62, 2,806.40 and 1,102.12

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Solution

The fourth proportional to 2,033.62, 2,806.40 and 1,102.12 is: 1,520.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,033.62 : 2,806.40 = 1,102.12 : x
  2. Step 2: Convert to fraction form
    2,033.62/2,806.40 = 1,102.12/x
  3. Step 3: Cross multiply
    2,033.62x = 2,806.40 × 1,102.12
  4. Step 4: Simplify right side
    2,033.62x = 3,092,989.57
  5. Step 5: Solve for x
    x = 3,092,989.57/2,033.62
  6. Step 6: Final answer
    x = 1,520.93

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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.