Home / 2,227.47-3,338.92-1,609.64

Finding the Fourth Proportional to 2,227.47, 3,338.92 and 1,609.64

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Solution

The fourth proportional to 2,227.47, 3,338.92 and 1,609.64 is: 2,412.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227.47 : 3,338.92 = 1,609.64 : x
  2. Step 2: Convert to fraction form
    2,227.47/3,338.92 = 1,609.64/x
  3. Step 3: Cross multiply
    2,227.47x = 3,338.92 × 1,609.64
  4. Step 4: Simplify right side
    2,227.47x = 5,374,457.03
  5. Step 5: Solve for x
    x = 5,374,457.03/2,227.47
  6. Step 6: Final answer
    x = 2,412.81

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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.