Home / 2,228.45-3,342.33-1,404.23

Finding the Fourth Proportional to 2,228.45, 3,342.33 and 1,404.23

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Solution

The fourth proportional to 2,228.45, 3,342.33 and 1,404.23 is: 2,106.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228.45 : 3,342.33 = 1,404.23 : x
  2. Step 2: Convert to fraction form
    2,228.45/3,342.33 = 1,404.23/x
  3. Step 3: Cross multiply
    2,228.45x = 3,342.33 × 1,404.23
  4. Step 4: Simplify right side
    2,228.45x = 4,693,383.34
  5. Step 5: Solve for x
    x = 4,693,383.34/2,228.45
  6. Step 6: Final answer
    x = 2,106.12

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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.