Home / 3,197.44-4,411.20-2,017.86

Finding the Fourth Proportional to 3,197.44, 4,411.20 and 2,017.86

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Solution

The fourth proportional to 3,197.44, 4,411.20 and 2,017.86 is: 2,783.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,197.44 : 4,411.20 = 2,017.86 : x
  2. Step 2: Convert to fraction form
    3,197.44/4,411.20 = 2,017.86/x
  3. Step 3: Cross multiply
    3,197.44x = 4,411.20 × 2,017.86
  4. Step 4: Simplify right side
    3,197.44x = 8,901,184.03
  5. Step 5: Solve for x
    x = 8,901,184.03/3,197.44
  6. Step 6: Final answer
    x = 2,783.85

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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.