Home / 3,680.70-5,524.69-2,641.87

Finding the Fourth Proportional to 3,680.70, 5,524.69 and 2,641.87

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Solution

The fourth proportional to 3,680.70, 5,524.69 and 2,641.87 is: 3,965.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,680.70 : 5,524.69 = 2,641.87 : x
  2. Step 2: Convert to fraction form
    3,680.70/5,524.69 = 2,641.87/x
  3. Step 3: Cross multiply
    3,680.70x = 5,524.69 × 2,641.87
  4. Step 4: Simplify right side
    3,680.70x = 14,595,512.77
  5. Step 5: Solve for x
    x = 14,595,512.77/3,680.70
  6. Step 6: Final answer
    x = 3,965.42

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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.