Home / 3,676.15-5,072.97-2,104.21

Finding the Fourth Proportional to 3,676.15, 5,072.97 and 2,104.21

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Solution

The fourth proportional to 3,676.15, 5,072.97 and 2,104.21 is: 2,903.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.15 : 5,072.97 = 2,104.21 : x
  2. Step 2: Convert to fraction form
    3,676.15/5,072.97 = 2,104.21/x
  3. Step 3: Cross multiply
    3,676.15x = 5,072.97 × 2,104.21
  4. Step 4: Simplify right side
    3,676.15x = 10,674,594.20
  5. Step 5: Solve for x
    x = 10,674,594.20/3,676.15
  6. Step 6: Final answer
    x = 2,903.74

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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.