Home / 4,183.60-6,276.20-2,101.92

Finding the Fourth Proportional to 4,183.60, 6,276.20 and 2,101.92

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Solution

The fourth proportional to 4,183.60, 6,276.20 and 2,101.92 is: 3,153.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,183.60 : 6,276.20 = 2,101.92 : x
  2. Step 2: Convert to fraction form
    4,183.60/6,276.20 = 2,101.92/x
  3. Step 3: Cross multiply
    4,183.60x = 6,276.20 × 2,101.92
  4. Step 4: Simplify right side
    4,183.60x = 13,192,070.30
  5. Step 5: Solve for x
    x = 13,192,070.30/4,183.60
  6. Step 6: Final answer
    x = 3,153.28

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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.