Home / 5,822.43-8,734.79-1,874.21

Finding the Fourth Proportional to 5,822.43, 8,734.79 and 1,874.21

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Solution

The fourth proportional to 5,822.43, 8,734.79 and 1,874.21 is: 2,811.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,822.43 : 8,734.79 = 1,874.21 : x
  2. Step 2: Convert to fraction form
    5,822.43/8,734.79 = 1,874.21/x
  3. Step 3: Cross multiply
    5,822.43x = 8,734.79 × 1,874.21
  4. Step 4: Simplify right side
    5,822.43x = 16,370,854.93
  5. Step 5: Solve for x
    x = 16,370,854.93/5,822.43
  6. Step 6: Final answer
    x = 2,811.69

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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.