Home / 3,446.42-5,161.43-1,884.09

Finding the Fourth Proportional to 3,446.42, 5,161.43 and 1,884.09

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Solution

The fourth proportional to 3,446.42, 5,161.43 and 1,884.09 is: 2,821.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,446.42 : 5,161.43 = 1,884.09 : x
  2. Step 2: Convert to fraction form
    3,446.42/5,161.43 = 1,884.09/x
  3. Step 3: Cross multiply
    3,446.42x = 5,161.43 × 1,884.09
  4. Step 4: Simplify right side
    3,446.42x = 9,724,598.65
  5. Step 5: Solve for x
    x = 9,724,598.65/3,446.42
  6. Step 6: Final answer
    x = 2,821.65

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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.