Home / 3,788.20-5,226.18-2,737.96

Finding the Fourth Proportional to 3,788.20, 5,226.18 and 2,737.96

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Solution

The fourth proportional to 3,788.20, 5,226.18 and 2,737.96 is: 3,777.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,788.20 : 5,226.18 = 2,737.96 : x
  2. Step 2: Convert to fraction form
    3,788.20/5,226.18 = 2,737.96/x
  3. Step 3: Cross multiply
    3,788.20x = 5,226.18 × 2,737.96
  4. Step 4: Simplify right side
    3,788.20x = 14,309,071.79
  5. Step 5: Solve for x
    x = 14,309,071.79/3,788.20
  6. Step 6: Final answer
    x = 3,777.27

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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.