Home / 3,998.44-5,508.84-2,948.68

Finding the Fourth Proportional to 3,998.44, 5,508.84 and 2,948.68

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Solution

The fourth proportional to 3,998.44, 5,508.84 and 2,948.68 is: 4,062.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998.44 : 5,508.84 = 2,948.68 : x
  2. Step 2: Convert to fraction form
    3,998.44/5,508.84 = 2,948.68/x
  3. Step 3: Cross multiply
    3,998.44x = 5,508.84 × 2,948.68
  4. Step 4: Simplify right side
    3,998.44x = 16,243,806.33
  5. Step 5: Solve for x
    x = 16,243,806.33/3,998.44
  6. Step 6: Final answer
    x = 4,062.54

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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.