Home / 2,469.39-3,407.58-1,350.09

Finding the Fourth Proportional to 2,469.39, 3,407.58 and 1,350.09

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Solution

The fourth proportional to 2,469.39, 3,407.58 and 1,350.09 is: 1,863.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,469.39 : 3,407.58 = 1,350.09 : x
  2. Step 2: Convert to fraction form
    2,469.39/3,407.58 = 1,350.09/x
  3. Step 3: Cross multiply
    2,469.39x = 3,407.58 × 1,350.09
  4. Step 4: Simplify right side
    2,469.39x = 4,600,539.68
  5. Step 5: Solve for x
    x = 4,600,539.68/2,469.39
  6. Step 6: Final answer
    x = 1,863.03

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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.