Home / 2,190.33-3,023.18-1,444.43

Finding the Fourth Proportional to 2,190.33, 3,023.18 and 1,444.43

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Solution

The fourth proportional to 2,190.33, 3,023.18 and 1,444.43 is: 1,993.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190.33 : 3,023.18 = 1,444.43 : x
  2. Step 2: Convert to fraction form
    2,190.33/3,023.18 = 1,444.43/x
  3. Step 3: Cross multiply
    2,190.33x = 3,023.18 × 1,444.43
  4. Step 4: Simplify right side
    2,190.33x = 4,366,749.55
  5. Step 5: Solve for x
    x = 4,366,749.55/2,190.33
  6. Step 6: Final answer
    x = 1,993.65

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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.