Home / 3,998.35-5,516.26-2,506.33

Finding the Fourth Proportional to 3,998.35, 5,516.26 and 2,506.33

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Solution

The fourth proportional to 3,998.35, 5,516.26 and 2,506.33 is: 3,457.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998.35 : 5,516.26 = 2,506.33 : x
  2. Step 2: Convert to fraction form
    3,998.35/5,516.26 = 2,506.33/x
  3. Step 3: Cross multiply
    3,998.35x = 5,516.26 × 2,506.33
  4. Step 4: Simplify right side
    3,998.35x = 13,825,567.93
  5. Step 5: Solve for x
    x = 13,825,567.93/3,998.35
  6. Step 6: Final answer
    x = 3,457.82

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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.