Home / 2,200.18-3,300.27-1,103.04

Finding the Fourth Proportional to 2,200.18, 3,300.27 and 1,103.04

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Solution

The fourth proportional to 2,200.18, 3,300.27 and 1,103.04 is: 1,654.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200.18 : 3,300.27 = 1,103.04 : x
  2. Step 2: Convert to fraction form
    2,200.18/3,300.27 = 1,103.04/x
  3. Step 3: Cross multiply
    2,200.18x = 3,300.27 × 1,103.04
  4. Step 4: Simplify right side
    2,200.18x = 3,640,329.82
  5. Step 5: Solve for x
    x = 3,640,329.82/2,200.18
  6. Step 6: Final answer
    x = 1,654.56

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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.