Home / 2,481.79-3,717.44-1,698.11

Finding the Fourth Proportional to 2,481.79, 3,717.44 and 1,698.11

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Solution

The fourth proportional to 2,481.79, 3,717.44 and 1,698.11 is: 2,543.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.79 : 3,717.44 = 1,698.11 : x
  2. Step 2: Convert to fraction form
    2,481.79/3,717.44 = 1,698.11/x
  3. Step 3: Cross multiply
    2,481.79x = 3,717.44 × 1,698.11
  4. Step 4: Simplify right side
    2,481.79x = 6,312,645.73
  5. Step 5: Solve for x
    x = 6,312,645.73/2,481.79
  6. Step 6: Final answer
    x = 2,543.59

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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.