Home / 3,676.98-5,516.50-1,487.25

Finding the Fourth Proportional to 3,676.98, 5,516.50 and 1,487.25

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Solution

The fourth proportional to 3,676.98, 5,516.50 and 1,487.25 is: 2,231.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.98 : 5,516.50 = 1,487.25 : x
  2. Step 2: Convert to fraction form
    3,676.98/5,516.50 = 1,487.25/x
  3. Step 3: Cross multiply
    3,676.98x = 5,516.50 × 1,487.25
  4. Step 4: Simplify right side
    3,676.98x = 8,204,383.32
  5. Step 5: Solve for x
    x = 8,204,383.32/3,676.98
  6. Step 6: Final answer
    x = 2,231.28

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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.