Home / 3,608.09-5,407.36-2,676.34

Finding the Fourth Proportional to 3,608.09, 5,407.36 and 2,676.34

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Solution

The fourth proportional to 3,608.09, 5,407.36 and 2,676.34 is: 4,010.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608.09 : 5,407.36 = 2,676.34 : x
  2. Step 2: Convert to fraction form
    3,608.09/5,407.36 = 2,676.34/x
  3. Step 3: Cross multiply
    3,608.09x = 5,407.36 × 2,676.34
  4. Step 4: Simplify right side
    3,608.09x = 14,471,933.93
  5. Step 5: Solve for x
    x = 14,471,933.93/3,608.09
  6. Step 6: Final answer
    x = 4,010.96

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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.