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Finding the Fourth Proportional to 3,676.46, 5,072.49 and 2,104.46

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Solution

The fourth proportional to 3,676.46, 5,072.49 and 2,104.46 is: 2,903.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.46 : 5,072.49 = 2,104.46 : x
  2. Step 2: Convert to fraction form
    3,676.46/5,072.49 = 2,104.46/x
  3. Step 3: Cross multiply
    3,676.46x = 5,072.49 × 2,104.46
  4. Step 4: Simplify right side
    3,676.46x = 10,674,852.31
  5. Step 5: Solve for x
    x = 10,674,852.31/3,676.46
  6. Step 6: Final answer
    x = 2,903.57

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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.