Home / 2,493.20-3,440.97-1,608.84

Finding the Fourth Proportional to 2,493.20, 3,440.97 and 1,608.84

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Solution

The fourth proportional to 2,493.20, 3,440.97 and 1,608.84 is: 2,220.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,493.20 : 3,440.97 = 1,608.84 : x
  2. Step 2: Convert to fraction form
    2,493.20/3,440.97 = 1,608.84/x
  3. Step 3: Cross multiply
    2,493.20x = 3,440.97 × 1,608.84
  4. Step 4: Simplify right side
    2,493.20x = 5,535,970.17
  5. Step 5: Solve for x
    x = 5,535,970.17/2,493.20
  6. Step 6: Final answer
    x = 2,220.43

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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.