Home / 2,226.42-3,337.47-1,861.92

Finding the Fourth Proportional to 2,226.42, 3,337.47 and 1,861.92

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Solution

The fourth proportional to 2,226.42, 3,337.47 and 1,861.92 is: 2,791.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.42 : 3,337.47 = 1,861.92 : x
  2. Step 2: Convert to fraction form
    2,226.42/3,337.47 = 1,861.92/x
  3. Step 3: Cross multiply
    2,226.42x = 3,337.47 × 1,861.92
  4. Step 4: Simplify right side
    2,226.42x = 6,214,102.14
  5. Step 5: Solve for x
    x = 6,214,102.14/2,226.42
  6. Step 6: Final answer
    x = 2,791.07

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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.