Home / 5,919.60-8,168.58-3,267

Finding the Fourth Proportional to 5,919.60, 8,168.58 and 3,267

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Solution

The fourth proportional to 5,919.60, 8,168.58 and 3,267 is: 4,508.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,919.60 : 8,168.58 = 3,267 : x
  2. Step 2: Convert to fraction form
    5,919.60/8,168.58 = 3,267/x
  3. Step 3: Cross multiply
    5,919.60x = 8,168.58 × 3,267
  4. Step 4: Simplify right side
    5,919.60x = 26,686,750.86
  5. Step 5: Solve for x
    x = 26,686,750.86/5,919.60
  6. Step 6: Final answer
    x = 4,508.20

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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.