Home / 3,706.82-5,560.97-1,515.72

Finding the Fourth Proportional to 3,706.82, 5,560.97 and 1,515.72

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Solution

The fourth proportional to 3,706.82, 5,560.97 and 1,515.72 is: 2,273.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,706.82 : 5,560.97 = 1,515.72 : x
  2. Step 2: Convert to fraction form
    3,706.82/5,560.97 = 1,515.72/x
  3. Step 3: Cross multiply
    3,706.82x = 5,560.97 × 1,515.72
  4. Step 4: Simplify right side
    3,706.82x = 8,428,865.87
  5. Step 5: Solve for x
    x = 8,428,865.87/3,706.82
  6. Step 6: Final answer
    x = 2,273.88

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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.